diff --git a/lib/Activity/Filter.php b/lib/Activity/Filter.php
index 00d8a96b5..8af4dbd25 100644
--- a/lib/Activity/Filter.php
+++ b/lib/Activity/Filter.php
@@ -28,26 +28,32 @@ class Filter implements IFilter {
 		$this->url = $url;
 	}
 
+	#[\Override]
 	public function getIdentifier() {
 		return Application::APP_ID;
 	}
 
+	#[\Override]
 	public function getName() {
 		return 'LibreSign';
 	}
 
+	#[\Override]
 	public function getPriority() {
 		return 31;
 	}
 
+	#[\Override]
 	public function getIcon() {
 		return $this->url->getAbsoluteURL($this->url->imagePath('libresign', 'app-dark.svg'));
 	}
 
+	#[\Override]
 	public function filterTypes(array $types) {
 		return array_intersect(self::ALLOWED_TYPES, $types);
 	}
 
+	#[\Override]
 	public function allowedApps() {
 		return [
 			Application::APP_ID,
diff --git a/lib/Activity/Listener.php b/lib/Activity/Listener.php
index 5006088ed..43cae9488 100644
--- a/lib/Activity/Listener.php
+++ b/lib/Activity/Listener.php
@@ -41,6 +41,7 @@ class Listener implements IEventListener {
 	) {
 	}
 
+	#[\Override]
 	public function handle(Event $event): void {
 		/** @var SendSignNotificationEvent|SignedEvent $event */
 		match ($event::class) {
diff --git a/lib/Activity/Provider/SignRequest.php b/lib/Activity/Provider/SignRequest.php
index 79ae25850..46221df43 100644
--- a/lib/Activity/Provider/SignRequest.php
+++ b/lib/Activity/Provider/SignRequest.php
@@ -28,6 +28,7 @@ class SignRequest implements IProvider {
 	) {
 	}
 
+	#[\Override]
 	public function parse($language, IEvent $event, ?IEvent $previousEvent = null): IEvent {
 		if ($event->getApp() !== Application::APP_ID) {
 			throw new UnknownActivityException('app');
diff --git a/lib/Activity/Provider/Signed.php b/lib/Activity/Provider/Signed.php
index 9bbc4812e..69bb921a3 100644
--- a/lib/Activity/Provider/Signed.php
+++ b/lib/Activity/Provider/Signed.php
@@ -28,6 +28,7 @@ class Signed implements IProvider {
 	) {
 	}
 
+	#[\Override]
 	public function parse($language, IEvent $event, ?IEvent $previousEvent = null): IEvent {
 		if ($event->getApp() !== Application::APP_ID) {
 			throw new UnknownActivityException('app');
diff --git a/lib/Activity/Settings/FileSigned.php b/lib/Activity/Settings/FileSigned.php
index 0f07e6ce9..7a709663b 100644
--- a/lib/Activity/Settings/FileSigned.php
+++ b/lib/Activity/Settings/FileSigned.php
@@ -26,6 +26,7 @@ class FileSigned extends LibresignActivitySettings {
 	/**
 	 * {@inheritdoc}
 	 */
+	#[\Override]
 	public function getIdentifier(): string {
 		return SignedEvent::FILE_SIGNED;
 	}
@@ -33,6 +34,7 @@ class FileSigned extends LibresignActivitySettings {
 	/**
 	 * {@inheritdoc}
 	 */
+	#[\Override]
 	public function getName(): string {
 		return $this->l->t('A document has been <strong>signed</strong>');
 	}
@@ -40,6 +42,7 @@ class FileSigned extends LibresignActivitySettings {
 	/**
 	 * {@inheritdoc}
 	 */
+	#[\Override]
 	public function getPriority(): int {
 		return 52;
 	}
@@ -47,6 +50,7 @@ class FileSigned extends LibresignActivitySettings {
 	/**
 	 * {@inheritdoc}
 	 */
+	#[\Override]
 	public function canChangeNotification(): bool {
 		if (!$this->userSession->getUser() instanceof IUser) {
 			return true;
@@ -62,6 +66,7 @@ class FileSigned extends LibresignActivitySettings {
 	/**
 	 * {@inheritdoc}
 	 */
+	#[\Override]
 	public function canChangeMail() {
 		if (!$this->userSession->getUser() instanceof IUser) {
 			return true;
diff --git a/lib/Activity/Settings/FileToSign.php b/lib/Activity/Settings/FileToSign.php
index b1eda9de9..526803b71 100644
--- a/lib/Activity/Settings/FileToSign.php
+++ b/lib/Activity/Settings/FileToSign.php
@@ -21,6 +21,7 @@ class FileToSign extends LibresignActivitySettings {
 	 * @return string Lowercase a-z and underscore only identifier. The type of table activity
 	 * @since 20.0.0
 	 */
+	#[\Override]
 	public function getIdentifier(): string {
 		return SendSignNotificationEvent::FILE_TO_SIGN;
 	}
@@ -29,6 +30,7 @@ class FileToSign extends LibresignActivitySettings {
 	 * @return string A translated string
 	 * @since 11.0.0
 	 */
+	#[\Override]
 	public function getName(): string {
 		return $this->l->t('You have a <strong>file to sign</strong>');
 	}
diff --git a/lib/Activity/Settings/LibresignActivitySettings.php b/lib/Activity/Settings/LibresignActivitySettings.php
index 7a24e9355..799b86bb3 100644
--- a/lib/Activity/Settings/LibresignActivitySettings.php
+++ b/lib/Activity/Settings/LibresignActivitySettings.php
@@ -15,6 +15,7 @@ abstract class LibresignActivitySettings extends ActivitySettings {
 	/**
 	 * {@inheritdoc}
 	 */
+	#[\Override]
 	public function getGroupIdentifier() {
 		return 'libresign';
 	}
@@ -22,6 +23,7 @@ abstract class LibresignActivitySettings extends ActivitySettings {
 	/**
 	 * {@inheritdoc}
 	 */
+	#[\Override]
 	public function getGroupName() {
 		return 'LibreSign';
 	}
@@ -29,30 +31,35 @@ abstract class LibresignActivitySettings extends ActivitySettings {
 	/**
 	 * {@inheritdoc}
 	 */
+	#[\Override]
 	public function getPriority(): int {
 		return 51;
 	}
 	/**
 	 * {@inheritdoc}
 	 */
+	#[\Override]
 	public function canChangeNotification(): bool {
 		return true;
 	}
 	/**
 	 * {@inheritdoc}
 	 */
+	#[\Override]
 	public function canChangeMail() {
 		return true;
 	}
 	/**
 	 * {@inheritdoc}
 	 */
+	#[\Override]
 	public function isDefaultEnabledMail() {
 		return true;
 	}
 	/**
 	 * {@inheritdoc}
 	 */
+	#[\Override]
 	public function isDefaultEnabledNotification(): bool {
 		return true;
 	}
diff --git a/lib/AppInfo/Application.php b/lib/AppInfo/Application.php
index 8757513f5..09b309f3f 100644
--- a/lib/AppInfo/Application.php
+++ b/lib/AppInfo/Application.php
@@ -45,6 +45,7 @@ class Application extends App implements IBootstrap {
 		parent::__construct(self::APP_ID);
 	}
 
+	#[\Override]
 	public function boot(IBootContext $context): void {
 		$server = $context->getServerContainer();
 
@@ -54,6 +55,7 @@ class Application extends App implements IBootstrap {
 		FilesTemplateLoader::register($dispatcher);
 	}
 
+	#[\Override]
 	public function register(IRegistrationContext $context): void {
 		$context->registerMiddleWare(GlobalInjectionMiddleware::class, true);
 		$context->registerMiddleWare(InjectionMiddleware::class);
diff --git a/lib/BackgroundJob/Reminder.php b/lib/BackgroundJob/Reminder.php
index 69f7d65cd..18c4a3ecd 100644
--- a/lib/BackgroundJob/Reminder.php
+++ b/lib/BackgroundJob/Reminder.php
@@ -28,6 +28,7 @@ class Reminder extends TimedJob {
 	/**
 	 * @inheritDoc
 	 */
+	#[\Override]
 	public function run($argument): void {
 		$this->reminderService->sendReminders();
 	}
diff --git a/lib/BackgroundJob/UserDeleted.php b/lib/BackgroundJob/UserDeleted.php
index b1b99298f..60f67092c 100644
--- a/lib/BackgroundJob/UserDeleted.php
+++ b/lib/BackgroundJob/UserDeleted.php
@@ -30,6 +30,7 @@ class UserDeleted extends QueuedJob {
 	/**
 	 * @param array $argument
 	 */
+	#[\Override]
 	public function run($argument): void {
 		if (!isset($argument['user_id'])) {
 			return;
diff --git a/lib/Capabilities.php b/lib/Capabilities.php
index 492b38e70..a844f05c6 100644
--- a/lib/Capabilities.php
+++ b/lib/Capabilities.php
@@ -33,6 +33,7 @@ class Capabilities implements IPublicCapability {
 	 *      libresign?: LibresignCapabilities,
 	 * }
 	 */
+	#[\Override]
 	public function getCapabilities(): array {
 		$capabilities = [
 			'features' => self::FEATURES,
diff --git a/lib/Collaboration/Collaborators/SignerPlugin.php b/lib/Collaboration/Collaborators/SignerPlugin.php
index 0acc0c951..9a7ffb698 100644
--- a/lib/Collaboration/Collaborators/SignerPlugin.php
+++ b/lib/Collaboration/Collaborators/SignerPlugin.php
@@ -31,6 +31,7 @@ class SignerPlugin implements ISearchPlugin {
 	/**
 	 * {@inheritdoc}
 	 */
+	#[\Override]
 	public function search($search, $limit, $offset, ISearchResult $searchResult): bool {
 		$user = $this->userSession->getUser()->getUID();
 
diff --git a/lib/Db/AccountFileMapper.php b/lib/Db/AccountFileMapper.php
index 7a588665a..378d72a82 100644
--- a/lib/Db/AccountFileMapper.php
+++ b/lib/Db/AccountFileMapper.php
@@ -243,6 +243,7 @@ class AccountFileMapper extends QBMapper {
 		return $files;
 	}
 
+	#[\Override]
 	public function delete(Entity $entity): Entity {
 		$qb = $this->db->getQueryBuilder();
 
diff --git a/lib/Db/PagerFantaQueryAdapter.php b/lib/Db/PagerFantaQueryAdapter.php
index 274b30752..e8dd24d68 100644
--- a/lib/Db/PagerFantaQueryAdapter.php
+++ b/lib/Db/PagerFantaQueryAdapter.php
@@ -31,6 +31,7 @@ class PagerFantaQueryAdapter implements AdapterInterface {
 		}
 	}
 
+	#[\Override]
 	public function getNbResults(): int {
 		$total = $this->countQueryBuilder->executeQuery()->fetchOne();
 
@@ -42,6 +43,7 @@ class PagerFantaQueryAdapter implements AdapterInterface {
 	 *
 	 * @return array
 	 */
+	#[\Override]
 	public function getSlice(int $offset, int $length): iterable {
 		$qb = clone $this->queryBuilder;
 
diff --git a/lib/Db/SignRequestMapper.php b/lib/Db/SignRequestMapper.php
index 305c9b919..ba15a6b47 100644
--- a/lib/Db/SignRequestMapper.php
+++ b/lib/Db/SignRequestMapper.php
@@ -74,6 +74,7 @@ class SignRequestMapper extends QBMapper {
 	/**
 	 * @inheritDoc
 	 */
+	#[\Override]
 	public function update(Entity $entity): SignRequest {
 		/** @var SignRequest */
 		$signRequest = parent::update($entity);
diff --git a/lib/Exception/LibresignException.php b/lib/Exception/LibresignException.php
index a7978dfb5..576243735 100644
--- a/lib/Exception/LibresignException.php
+++ b/lib/Exception/LibresignException.php
@@ -14,6 +14,7 @@ use JsonSerializable;
  * @codeCoverageIgnore
  */
 class LibresignException extends \Exception implements JsonSerializable {
+	#[\Override]
 	public function jsonSerialize(): mixed {
 		return ['message' => $this->getMessage()];
 	}
diff --git a/lib/Files/TemplateLoader.php b/lib/Files/TemplateLoader.php
index c1af02928..761ba954f 100644
--- a/lib/Files/TemplateLoader.php
+++ b/lib/Files/TemplateLoader.php
@@ -40,6 +40,7 @@ class TemplateLoader implements IEventListener {
 		$dispatcher->addServiceListener(LoadSidebar::class, self::class);
 	}
 
+	#[\Override]
 	public function handle(Event $event): void {
 		if (!($event instanceof LoadSidebar)) {
 			return;
diff --git a/lib/Handler/CertificateEngine/AEngineHandler.php b/lib/Handler/CertificateEngine/AEngineHandler.php
index 7201e34f3..f8cbaef3f 100644
--- a/lib/Handler/CertificateEngine/AEngineHandler.php
+++ b/lib/Handler/CertificateEngine/AEngineHandler.php
@@ -104,6 +104,7 @@ abstract class AEngineHandler implements IEngineHandler {
 		return $certContent;
 	}
 
+	#[\Override]
 	public function updatePassword(string $certificate, string $currentPrivateKey, string $newPrivateKey): string {
 		if (empty($certificate) || empty($currentPrivateKey) || empty($newPrivateKey)) {
 			throw new EmptyCertificateException();
@@ -114,6 +115,7 @@ abstract class AEngineHandler implements IEngineHandler {
 		return $certContent;
 	}
 
+	#[\Override]
 	public function readCertificate(string $certificate, string $privateKey): array {
 		if (empty($certificate) || empty($privateKey)) {
 			throw new EmptyCertificateException();
@@ -208,6 +210,7 @@ abstract class AEngineHandler implements IEngineHandler {
 		$this->engine = $engine;
 	}
 
+	#[\Override]
 	public function getEngine(): string {
 		if ($this->engine) {
 			return $this->engine;
@@ -216,6 +219,7 @@ abstract class AEngineHandler implements IEngineHandler {
 		return $this->engine;
 	}
 
+	#[\Override]
 	public function populateInstance(array $rootCert): IEngineHandler {
 		if (empty($rootCert)) {
 			$rootCert = $this->appConfig->getValueArray(Application::APP_ID, 'rootCert');
@@ -280,6 +284,7 @@ abstract class AEngineHandler implements IEngineHandler {
 		return $path;
 	}
 
+	#[\Override]
 	public function setConfigPath(string $configPath): IEngineHandler {
 		if (!$configPath) {
 			$this->appConfig->deleteKey(Application::APP_ID, 'config_path');
@@ -322,6 +327,7 @@ abstract class AEngineHandler implements IEngineHandler {
 		return str_replace(' ', '+', $this->UID);
 	}
 
+	#[\Override]
 	public function expirity(): int {
 		$expirity = $this->appConfig->getValueInt(Application::APP_ID, 'expiry_in_days', 365);
 		if ($expirity < 0) {
@@ -330,10 +336,12 @@ abstract class AEngineHandler implements IEngineHandler {
 		return $expirity;
 	}
 
+	#[\Override]
 	public function isSetupOk(): bool {
 		return strlen($this->appConfig->getValueString(Application::APP_ID, 'authkey', '')) > 0;
 	}
 
+	#[\Override]
 	public function configureCheck(): array {
 		throw new \Exception('Necessary to implement configureCheck method');
 	}
@@ -351,6 +359,7 @@ abstract class AEngineHandler implements IEngineHandler {
 		return $return;
 	}
 
+	#[\Override]
 	public function toArray(): array {
 		$return = [
 			'configPath' => $this->getConfigPath(),
diff --git a/lib/Handler/CertificateEngine/CfsslHandler.php b/lib/Handler/CertificateEngine/CfsslHandler.php
index b05f50708..53da0dd2e 100644
--- a/lib/Handler/CertificateEngine/CfsslHandler.php
+++ b/lib/Handler/CertificateEngine/CfsslHandler.php
@@ -54,6 +54,7 @@ class CfsslHandler extends AEngineHandler implements IEngineHandler {
 		$this->cfsslServerHandler->configCallback(fn () => $this->getConfigPath());
 	}
 
+	#[\Override]
 	public function generateRootCert(
 		string $commonName,
 		array $names = [],
@@ -81,6 +82,7 @@ class CfsslHandler extends AEngineHandler implements IEngineHandler {
 		return $key;
 	}
 
+	#[\Override]
 	public function generateCertificate(): string {
 		$certKeys = $this->newCert();
 		return parent::exportToPkcs12(
@@ -96,6 +98,7 @@ class CfsslHandler extends AEngineHandler implements IEngineHandler {
 		);
 	}
 
+	#[\Override]
 	public function isSetupOk(): bool {
 		if (!parent::isSetupOk()) {
 			return false;
@@ -114,6 +117,7 @@ class CfsslHandler extends AEngineHandler implements IEngineHandler {
 		return false;
 	}
 
+	#[\Override]
 	public function configureCheck(): array {
 		$return = $this->checkBinaries();
 		$configPath = $this->getConfigPath();
@@ -134,6 +138,7 @@ class CfsslHandler extends AEngineHandler implements IEngineHandler {
 		);
 	}
 
+	#[\Override]
 	public function toArray(): array {
 		$return = parent::toArray();
 		if (!empty($return['configPath'])) {
diff --git a/lib/Handler/CertificateEngine/NoneHandler.php b/lib/Handler/CertificateEngine/NoneHandler.php
index ddf2ccb9c..bde9bc0a7 100644
--- a/lib/Handler/CertificateEngine/NoneHandler.php
+++ b/lib/Handler/CertificateEngine/NoneHandler.php
@@ -9,6 +9,7 @@ declare(strict_types=1);
 namespace OCA\Libresign\Handler\CertificateEngine;
 
 class NoneHandler extends AEngineHandler implements IEngineHandler {
+	#[\Override]
 	public function generateRootCert(
 		string $commonName,
 		array $names = [],
@@ -16,14 +17,17 @@ class NoneHandler extends AEngineHandler implements IEngineHandler {
 		return '';
 	}
 
+	#[\Override]
 	public function generateCertificate(string $certificate = '', string $privateKey = ''): string {
 		return '';
 	}
 
+	#[\Override]
 	public function isSetupOk(): bool {
 		return true;
 	}
 
+	#[\Override]
 	public function configureCheck(): array {
 		return [];
 	}
diff --git a/lib/Handler/CertificateEngine/OpenSslHandler.php b/lib/Handler/CertificateEngine/OpenSslHandler.php
index 1b29db822..91abd08ee 100644
--- a/lib/Handler/CertificateEngine/OpenSslHandler.php
+++ b/lib/Handler/CertificateEngine/OpenSslHandler.php
@@ -36,6 +36,7 @@ class OpenSslHandler extends AEngineHandler implements IEngineHandler {
 		parent::__construct($config, $appConfig, $appDataFactory, $dateTimeFormatter, $tempManager, $certificatePolicyService);
 	}
 
+	#[\Override]
 	public function generateRootCert(
 		string $commonName,
 		array $names = [],
@@ -73,6 +74,7 @@ class OpenSslHandler extends AEngineHandler implements IEngineHandler {
 		return $options;
 	}
 
+	#[\Override]
 	public function generateCertificate(): string {
 		$configPath = $this->getConfigPath();
 		$rootCertificate = file_get_contents($configPath . DIRECTORY_SEPARATOR . 'ca.pem');
@@ -207,6 +209,7 @@ class OpenSslHandler extends AEngineHandler implements IEngineHandler {
 		return $distinguishedNames;
 	}
 
+	#[\Override]
 	public function isSetupOk(): bool {
 		$ok = parent::isSetupOk();
 		if (!$ok) {
@@ -218,6 +221,7 @@ class OpenSslHandler extends AEngineHandler implements IEngineHandler {
 		return $certificate && $privateKey;
 	}
 
+	#[\Override]
 	public function configureCheck(): array {
 		if ($this->isSetupOk()) {
 			return [(new ConfigureCheckHelper())
diff --git a/lib/Handler/SignEngine/JSignPdfHandler.php b/lib/Handler/SignEngine/JSignPdfHandler.php
index 5cdf7fc82..8cfbe0689 100644
--- a/lib/Handler/SignEngine/JSignPdfHandler.php
+++ b/lib/Handler/SignEngine/JSignPdfHandler.php
@@ -147,12 +147,14 @@ class JSignPdfHandler extends Pkcs12Handler {
 		return 'SHA256';
 	}
 
+	#[\Override]
 	public function sign(): File {
 		$signedContent = $this->getSignedContent();
 		$this->getInputFile()->putContent($signedContent);
 		return $this->getInputFile();
 	}
 
+	#[\Override]
 	public function getSignedContent(): string {
 		$param = $this->getJSignParam()
 			->setCertificate($this->getCertificate())
@@ -278,6 +280,7 @@ class JSignPdfHandler extends Pkcs12Handler {
 	}
 
 
+	#[\Override]
 	public function readCertificate(): array {
 		return $this->certificateEngineFactory
 			->getEngine()
diff --git a/lib/Handler/SignEngine/Pkcs12Handler.php b/lib/Handler/SignEngine/Pkcs12Handler.php
index a07913a90..0e26d91b5 100644
--- a/lib/Handler/SignEngine/Pkcs12Handler.php
+++ b/lib/Handler/SignEngine/Pkcs12Handler.php
@@ -83,6 +83,7 @@ class Pkcs12Handler extends SignEngineHandler {
 	 * @throws LibresignException When is not a signed file
 	 * @return array
 	 */
+	#[\Override]
 	public function getCertificateChain($resource): array {
 		$signerCounter = 0;
 		$certificates = [];
@@ -317,6 +318,7 @@ class Pkcs12Handler extends SignEngineHandler {
 		return $this->$property;
 	}
 
+	#[\Override]
 	public function sign(): File {
 		$signedContent = $this->getHandler()
 			->setCertificate($this->getCertificate())
diff --git a/lib/Handler/SignEngine/Pkcs7Handler.php b/lib/Handler/SignEngine/Pkcs7Handler.php
index b66cc3e52..1387dd931 100644
--- a/lib/Handler/SignEngine/Pkcs7Handler.php
+++ b/lib/Handler/SignEngine/Pkcs7Handler.php
@@ -12,6 +12,7 @@ use DateTime;
 use OCP\Files\File;
 
 class Pkcs7Handler extends SignEngineHandler {
+	#[\Override]
 	public function sign(): File {
 		$p7sFile = $this->getP7sFile();
 		openssl_pkcs12_read($this->getCertificate(), $certificateData, $this->getPassword());
@@ -37,6 +38,7 @@ class Pkcs7Handler extends SignEngineHandler {
 	/**
 	 * @todo Replace this method by a real implementation that retrieves the certificate chain and not just the file's last modified time.
 	 */
+	#[\Override]
 	public function getCertificateChain($resource): array {
 		$metadata = stream_get_meta_data($resource);
 		$lastModifiedTime = filemtime($metadata['uri']);
diff --git a/lib/Handler/SignEngine/SignEngineHandler.php b/lib/Handler/SignEngine/SignEngineHandler.php
index 931c29d7d..04fc7f8e5 100644
--- a/lib/Handler/SignEngine/SignEngineHandler.php
+++ b/lib/Handler/SignEngine/SignEngineHandler.php
@@ -43,24 +43,29 @@ abstract class SignEngineHandler implements ISignEngineHandler {
 	/**
 	 * @return static
 	 */
+	#[\Override]
 	public function setInputFile(File $inputFile): self {
 		$this->inputFile = $inputFile;
 		return $this;
 	}
 
+	#[\Override]
 	public function getInputFile(): File {
 		return $this->inputFile;
 	}
 
+	#[\Override]
 	public function setCertificate(string $certificate): self {
 		$this->certificate = $certificate;
 		return $this;
 	}
 
+	#[\Override]
 	public function getCertificate(): string {
 		return $this->certificate;
 	}
 
+	#[\Override]
 	public function readCertificate(): array {
 		return $this->getCertificateEngine()
 			->readCertificate(
@@ -69,11 +74,13 @@ abstract class SignEngineHandler implements ISignEngineHandler {
 			);
 	}
 
+	#[\Override]
 	public function setPassword(string $password): self {
 		$this->password = $password;
 		return $this;
 	}
 
+	#[\Override]
 	public function getPassword(): string {
 		return $this->password;
 	}
@@ -97,14 +104,17 @@ abstract class SignEngineHandler implements ISignEngineHandler {
 		return $this->visibleElements;
 	}
 
+	#[\Override]
 	public function getSignedContent(): string {
 		return $this->sign()->getContent();
 	}
 
+	#[\Override]
 	public function getSignatureParams(): array {
 		return $this->signatureParams;
 	}
 
+	#[\Override]
 	public function setSignatureParams(array $params): self {
 		$this->signatureParams = $params;
 		return $this;
@@ -205,6 +215,7 @@ abstract class SignEngineHandler implements ISignEngineHandler {
 		return $this->savePfx($uid, $content);
 	}
 
+	#[\Override]
 	public function getLastSignedDate(): \DateTime {
 		$stream = $this->getFileStream();
 
diff --git a/lib/Helper/ConfigureCheckHelper.php b/lib/Helper/ConfigureCheckHelper.php
index bb6347aec..84dbda6a3 100644
--- a/lib/Helper/ConfigureCheckHelper.php
+++ b/lib/Helper/ConfigureCheckHelper.php
@@ -52,6 +52,7 @@ class ConfigureCheckHelper implements JsonSerializable {
 		return $this;
 	}
 
+	#[\Override]
 	public function jsonSerialize(): array {
 		return [
 			'status' => $this->getStatus(),
diff --git a/lib/Listener/BeforeNodeDeletedListener.php b/lib/Listener/BeforeNodeDeletedListener.php
index fc242e2cf..8b64ebb3e 100644
--- a/lib/Listener/BeforeNodeDeletedListener.php
+++ b/lib/Listener/BeforeNodeDeletedListener.php
@@ -30,6 +30,7 @@ class BeforeNodeDeletedListener implements IEventListener {
 	) {
 	}
 
+	#[\Override]
 	public function handle(Event $event): void {
 		if ($event instanceof BeforeNodeDeletedEvent) {
 			$node = $event->getNode();
diff --git a/lib/Listener/LoadAdditionalListener.php b/lib/Listener/LoadAdditionalListener.php
index 75ce489de..ba2e87dfc 100644
--- a/lib/Listener/LoadAdditionalListener.php
+++ b/lib/Listener/LoadAdditionalListener.php
@@ -25,6 +25,7 @@ class LoadAdditionalListener implements IEventListener {
 		private CertificateEngineFactory $certificateEngineFactory,
 	) {
 	}
+	#[\Override]
 	public function handle(Event $event): void {
 		if (!($event instanceof LoadAdditionalScriptsEvent)) {
 			return;
diff --git a/lib/Listener/LoadSidebarListener.php b/lib/Listener/LoadSidebarListener.php
index 6b6ac2a52..043225831 100644
--- a/lib/Listener/LoadSidebarListener.php
+++ b/lib/Listener/LoadSidebarListener.php
@@ -23,6 +23,7 @@ class LoadSidebarListener implements IEventListener {
 		private IAppManager $appManager,
 	) {
 	}
+	#[\Override]
 	public function handle(Event $event): void {
 		if (!($event instanceof LoadSidebar)) {
 			return;
diff --git a/lib/Listener/MailNotifyListener.php b/lib/Listener/MailNotifyListener.php
index e5544728b..d5d4b4dbd 100644
--- a/lib/Listener/MailNotifyListener.php
+++ b/lib/Listener/MailNotifyListener.php
@@ -35,6 +35,7 @@ class MailNotifyListener implements IEventListener {
 	) {
 	}
 
+	#[\Override]
 	public function handle(Event $event): void {
 		/** @var SendSignNotificationEvent|SignedEvent $event */
 		match ($event::class) {
diff --git a/lib/Listener/NotificationListener.php b/lib/Listener/NotificationListener.php
index 539b15e9a..b28b82a01 100644
--- a/lib/Listener/NotificationListener.php
+++ b/lib/Listener/NotificationListener.php
@@ -36,6 +36,7 @@ class NotificationListener implements IEventListener {
 	) {
 	}
 
+	#[\Override]
 	public function handle(Event $event): void {
 		if ($event instanceof SendSignNotificationEvent) {
 			$this->sendSignNotification(
diff --git a/lib/Listener/SignedCallbackListener.php b/lib/Listener/SignedCallbackListener.php
index 497851fb5..d3f54339d 100644
--- a/lib/Listener/SignedCallbackListener.php
+++ b/lib/Listener/SignedCallbackListener.php
@@ -20,6 +20,7 @@ class SignedCallbackListener implements IEventListener {
 	) {
 	}
 
+	#[\Override]
 	public function handle(Event $event): void {
 		/** @var SignedEvent */
 		if (!($event instanceof SignedEvent)) {
diff --git a/lib/Listener/TwofactorGatewayListener.php b/lib/Listener/TwofactorGatewayListener.php
index 5581c209f..d857c7a7f 100644
--- a/lib/Listener/TwofactorGatewayListener.php
+++ b/lib/Listener/TwofactorGatewayListener.php
@@ -41,6 +41,7 @@ class TwofactorGatewayListener implements IEventListener {
 	) {
 	}
 
+	#[\Override]
 	public function handle(Event $event): void {
 		/** @var SendSignNotificationEvent|SignedEvent $event */
 		match ($event::class) {
diff --git a/lib/Listener/UserDeletedListener.php b/lib/Listener/UserDeletedListener.php
index a1c5ea63b..b72cc5897 100644
--- a/lib/Listener/UserDeletedListener.php
+++ b/lib/Listener/UserDeletedListener.php
@@ -21,6 +21,7 @@ class UserDeletedListener implements IEventListener {
 	) {
 	}
 
+	#[\Override]
 	public function handle(Event $event): void {
 		if (!($event instanceof UserDeletedEvent)) {
 			return;
diff --git a/lib/Middleware/GlobalInjectionMiddleware.php b/lib/Middleware/GlobalInjectionMiddleware.php
index 1bfaef522..350408e34 100644
--- a/lib/Middleware/GlobalInjectionMiddleware.php
+++ b/lib/Middleware/GlobalInjectionMiddleware.php
@@ -15,6 +15,7 @@ use OCP\AppFramework\Http\Response;
 use OCP\AppFramework\Middleware;
 
 class GlobalInjectionMiddleware extends Middleware {
+	#[\Override]
 	public function afterController(Controller $controller, string $methodName, Response $response) {
 		if ($controller instanceof ViewController) {
 			$policy = new ContentSecurityPolicy();
diff --git a/lib/Middleware/InjectionMiddleware.php b/lib/Middleware/InjectionMiddleware.php
index ce7223dc8..4be710262 100644
--- a/lib/Middleware/InjectionMiddleware.php
+++ b/lib/Middleware/InjectionMiddleware.php
@@ -69,6 +69,7 @@ class InjectionMiddleware extends Middleware {
 	 * @param string $methodName
 	 * @throws \Exception
 	 */
+	#[\Override]
 	public function beforeController(Controller $controller, string $methodName) {
 		if ($controller instanceof AEnvironmentAwareController) {
 			$apiVersion = $this->request->getParam('apiVersion');
@@ -198,6 +199,7 @@ class InjectionMiddleware extends Middleware {
 	 * @throws \Exception
 	 * @return Response
 	 */
+	#[\Override]
 	public function afterException($controller, $methodName, \Exception $exception): Response {
 		if (str_contains($this->request->getHeader('Accept'), 'html')) {
 			$template = 'external';
diff --git a/lib/Migration/DeleteOldBinaries.php b/lib/Migration/DeleteOldBinaries.php
index 5c6531329..da76206c0 100644
--- a/lib/Migration/DeleteOldBinaries.php
+++ b/lib/Migration/DeleteOldBinaries.php
@@ -55,10 +55,12 @@ class DeleteOldBinaries implements IRepairStep {
 		$this->appData = $appDataFactory->get('libresign');
 	}
 
+	#[\Override]
 	public function getName(): string {
 		return 'Delete old binaries';
 	}
 
+	#[\Override]
 	public function run(IOutput $output): void {
 		$this->scan();
 		$this->output = $output;
diff --git a/lib/Migration/ResynchronizeDatabaseSequences.php b/lib/Migration/ResynchronizeDatabaseSequences.php
index 295cd1e4f..f63ad9e62 100644
--- a/lib/Migration/ResynchronizeDatabaseSequences.php
+++ b/lib/Migration/ResynchronizeDatabaseSequences.php
@@ -24,10 +24,12 @@ class ResynchronizeDatabaseSequences implements IRepairStep {
 	) {
 	}
 
+	#[\Override]
 	public function getName(): string {
 		return 'Resynchronize database sequences';
 	}
 
+	#[\Override]
 	public function run(IOutput $output): void {
 		if ($this->connection->getDatabasePlatform() instanceof PostgreSQLPlatform) {
 			$tools = new \OC\DB\PgSqlTools($this->config);
diff --git a/lib/Migration/Version10000Date20240625141149.php b/lib/Migration/Version10000Date20240625141149.php
index 884f2911c..f53f8726d 100644
--- a/lib/Migration/Version10000Date20240625141149.php
+++ b/lib/Migration/Version10000Date20240625141149.php
@@ -21,6 +21,7 @@ class Version10000Date20240625141149 extends SimpleMigrationStep {
 	 * @param array $options
 	 * @return null|ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
 		/** @var ISchemaWrapper $schema */
 		$schema = $schemaClosure();
diff --git a/lib/Migration/Version1000Date20210209004203.php b/lib/Migration/Version1000Date20210209004203.php
index a0be7447d..fa1839f44 100644
--- a/lib/Migration/Version1000Date20210209004203.php
+++ b/lib/Migration/Version1000Date20210209004203.php
@@ -21,6 +21,7 @@ class Version1000Date20210209004203 extends SimpleMigrationStep {
 	 * @param array $options
 	 * @return ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ISchemaWrapper {
 		$schema = $schemaClosure();
 		$table = $schema->createTable('libresign_file');
diff --git a/lib/Migration/Version1000Date20210209011129.php b/lib/Migration/Version1000Date20210209011129.php
index 2b76f08f9..24a05a0c7 100644
--- a/lib/Migration/Version1000Date20210209011129.php
+++ b/lib/Migration/Version1000Date20210209011129.php
@@ -21,6 +21,7 @@ class Version1000Date20210209011129 extends SimpleMigrationStep {
 	 * @param array $options
 	 * @return ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ISchemaWrapper {
 		$schema = $schemaClosure();
 		$table = $schema->createTable('libresign_file_user');
diff --git a/lib/Migration/Version1000Date20210502200600.php b/lib/Migration/Version1000Date20210502200600.php
index 034efe289..d00d993f5 100644
--- a/lib/Migration/Version1000Date20210502200600.php
+++ b/lib/Migration/Version1000Date20210502200600.php
@@ -27,6 +27,7 @@ class Version1000Date20210502200600 extends SimpleMigrationStep {
 		$this->connection = $connection;
 	}
 
+	#[\Override]
 	public function preSchemaChange(IOutput $output, \Closure $schemaClosure, array $options): void {
 		$query = $this->connection->getQueryBuilder();
 		$query->select('id', 'file_id')
@@ -41,6 +42,7 @@ class Version1000Date20210502200600 extends SimpleMigrationStep {
 	 *
 	 * @return ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ISchemaWrapper {
 		/** @var ISchemaWrapper $schema */
 		$schema = $schemaClosure();
@@ -57,6 +59,7 @@ class Version1000Date20210502200600 extends SimpleMigrationStep {
 		return $schema;
 	}
 
+	#[\Override]
 	public function postSchemaChange(IOutput $output, \Closure $schemaClosure, array $options): void {
 		foreach ($this->rows as $row) {
 			$query = $this->connection->getQueryBuilder();
diff --git a/lib/Migration/Version1000Date20210502200800.php b/lib/Migration/Version1000Date20210502200800.php
index f4420abef..97eb204a3 100644
--- a/lib/Migration/Version1000Date20210502200800.php
+++ b/lib/Migration/Version1000Date20210502200800.php
@@ -24,6 +24,7 @@ class Version1000Date20210502200800 extends SimpleMigrationStep {
 		$this->connection = $connection;
 	}
 
+	#[\Override]
 	public function preSchemaChange(IOutput $output, \Closure $schemaClosure, array $options): void {
 		$query = $this->connection->getQueryBuilder();
 		$query->select('id', 'file_id2')
@@ -38,6 +39,7 @@ class Version1000Date20210502200800 extends SimpleMigrationStep {
 	 *
 	 * @return ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ISchemaWrapper {
 		/** @var ISchemaWrapper $schema */
 		$schema = $schemaClosure();
@@ -54,6 +56,7 @@ class Version1000Date20210502200800 extends SimpleMigrationStep {
 		return $schema;
 	}
 
+	#[\Override]
 	public function postSchemaChange(IOutput $output, \Closure $schemaClosure, array $options): void {
 		foreach ($this->rows as $row) {
 			$query = $this->connection->getQueryBuilder();
diff --git a/lib/Migration/Version11000Date20250103005204.php b/lib/Migration/Version11000Date20250103005204.php
index db17c89fe..10e2b6a11 100644
--- a/lib/Migration/Version11000Date20250103005204.php
+++ b/lib/Migration/Version11000Date20250103005204.php
@@ -31,6 +31,7 @@ class Version11000Date20250103005204 extends SimpleMigrationStep {
 	 * @param array $options
 	 * @return null|ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
 		/** @var ISchemaWrapper */
 		$schema = $schemaClosure();
diff --git a/lib/Migration/Version11000Date20250114182030.php b/lib/Migration/Version11000Date20250114182030.php
index 3cf9aa1b8..52fadcbe5 100644
--- a/lib/Migration/Version11000Date20250114182030.php
+++ b/lib/Migration/Version11000Date20250114182030.php
@@ -32,6 +32,7 @@ class Version11000Date20250114182030 extends SimpleMigrationStep {
 	 * @param Closure(): ISchemaWrapper $schemaClosure
 	 * @param array $options
 	 */
+	#[\Override]
 	public function postSchemaChange(IOutput $output, Closure $schemaClosure, array $options): void {
 		// BACKUP BEGIN
 		$qb1 = $this->connection->getQueryBuilder();
diff --git a/lib/Migration/Version12000Date20250325143340.php b/lib/Migration/Version12000Date20250325143340.php
index dd6683f7c..ff4ee0eb3 100644
--- a/lib/Migration/Version12000Date20250325143340.php
+++ b/lib/Migration/Version12000Date20250325143340.php
@@ -32,6 +32,7 @@ class Version12000Date20250325143340 extends SimpleMigrationStep {
 	 * @param Closure(): ISchemaWrapper $schemaClosure
 	 * @param array $options
 	 */
+	#[\Override]
 	public function preSchemaChange(IOutput $output, Closure $schemaClosure, array $options): void {
 		$query = $this->connection->getQueryBuilder();
 		$query->select('id')
@@ -71,6 +72,7 @@ class Version12000Date20250325143340 extends SimpleMigrationStep {
 	 * @param array $options
 	 * @return null|ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
 		/** @var ISchemaWrapper $schema */
 		$schema = $schemaClosure();
diff --git a/lib/Migration/Version12000Date20250325155910.php b/lib/Migration/Version12000Date20250325155910.php
index a9413a83c..64a5eb546 100644
--- a/lib/Migration/Version12000Date20250325155910.php
+++ b/lib/Migration/Version12000Date20250325155910.php
@@ -38,6 +38,7 @@ class Version12000Date20250325155910 extends SimpleMigrationStep {
 	 * @param array $options
 	 * @return null|ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
 		/** @var ISchemaWrapper $schema */
 		$schema = $schemaClosure();
@@ -67,6 +68,7 @@ class Version12000Date20250325155910 extends SimpleMigrationStep {
 	 * @param Closure(): ISchemaWrapper $schemaClosure
 	 * @param array $options
 	 */
+	#[\Override]
 	public function postSchemaChange(IOutput $output, Closure $schemaClosure, array $options): void {
 		$this->updateFile();
 		$this->updateSignRequest();
diff --git a/lib/Migration/Version12000Date20250325174734.php b/lib/Migration/Version12000Date20250325174734.php
index 9d956760d..af59a1e19 100644
--- a/lib/Migration/Version12000Date20250325174734.php
+++ b/lib/Migration/Version12000Date20250325174734.php
@@ -21,6 +21,7 @@ class Version12000Date20250325174734 extends SimpleMigrationStep {
 	 * @param array $options
 	 * @return null|ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
 		/** @var ISchemaWrapper $schema */
 		$schema = $schemaClosure();
diff --git a/lib/Migration/Version12000Date20250517134200.php b/lib/Migration/Version12000Date20250517134200.php
index 345da20d5..97a4f8aac 100644
--- a/lib/Migration/Version12000Date20250517134200.php
+++ b/lib/Migration/Version12000Date20250517134200.php
@@ -27,6 +27,7 @@ class Version12000Date20250517134200 extends SimpleMigrationStep {
 	 * @param Closure(): ISchemaWrapper $schemaClosure
 	 * @param array $options
 	 */
+	#[\Override]
 	public function preSchemaChange(IOutput $output, Closure $schemaClosure, array $options): void {
 		$keys = $this->config->getAppKeys(Application::APP_ID);
 		if (in_array('notify_unsigned_user', $keys)) {
diff --git a/lib/Migration/Version2040Date20210619135352.php b/lib/Migration/Version2040Date20210619135352.php
index ed1fb3a4a..953916d87 100644
--- a/lib/Migration/Version2040Date20210619135352.php
+++ b/lib/Migration/Version2040Date20210619135352.php
@@ -24,6 +24,7 @@ class Version2040Date20210619135352 extends SimpleMigrationStep {
 	 * @param array $options
 	 * @return ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ISchemaWrapper {
 		$schema = $schemaClosure();
 		$table = $schema->createTable('libresign_file_type');
diff --git a/lib/Migration/Version2040Date20210730022217.php b/lib/Migration/Version2040Date20210730022217.php
index 98af27630..4cc6a1bcf 100644
--- a/lib/Migration/Version2040Date20210730022217.php
+++ b/lib/Migration/Version2040Date20210730022217.php
@@ -25,6 +25,7 @@ class Version2040Date20210730022217 extends SimpleMigrationStep {
 	 *
 	 * @return ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ISchemaWrapper {
 		/** @var ISchemaWrapper $schema */
 		$schema = $schemaClosure();
diff --git a/lib/Migration/Version2040Date20211010194532.php b/lib/Migration/Version2040Date20211010194532.php
index 29bc1d854..8a611718a 100644
--- a/lib/Migration/Version2040Date20211010194532.php
+++ b/lib/Migration/Version2040Date20211010194532.php
@@ -25,6 +25,7 @@ class Version2040Date20211010194532 extends SimpleMigrationStep {
 	 *
 	 * @return ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ISchemaWrapper {
 		/** @var ISchemaWrapper $schema */
 		$schema = $schemaClosure();
diff --git a/lib/Migration/Version2040Date20211010200549.php b/lib/Migration/Version2040Date20211010200549.php
index 5232d45d2..318451123 100644
--- a/lib/Migration/Version2040Date20211010200549.php
+++ b/lib/Migration/Version2040Date20211010200549.php
@@ -25,6 +25,7 @@ class Version2040Date20211010200549 extends SimpleMigrationStep {
 	 *
 	 * @return ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ISchemaWrapper {
 		/** @var ISchemaWrapper $schema */
 		$schema = $schemaClosure();
diff --git a/lib/Migration/Version2040Date20211027183759.php b/lib/Migration/Version2040Date20211027183759.php
index fb1d26693..34d2e1597 100644
--- a/lib/Migration/Version2040Date20211027183759.php
+++ b/lib/Migration/Version2040Date20211027183759.php
@@ -28,6 +28,7 @@ class Version2040Date20211027183759 extends SimpleMigrationStep {
 	) {
 	}
 
+	#[\Override]
 	public function preSchemaChange(IOutput $output, \Closure $schemaClosure, array $options): void {
 		$query = $this->connection->getQueryBuilder();
 		$query->select('id', 'node_id', 'user_id')
@@ -42,6 +43,7 @@ class Version2040Date20211027183759 extends SimpleMigrationStep {
 	 *
 	 * @return ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ISchemaWrapper {
 		/** @var ISchemaWrapper $schema */
 		$schema = $schemaClosure();
@@ -56,6 +58,7 @@ class Version2040Date20211027183759 extends SimpleMigrationStep {
 		return $schema;
 	}
 
+	#[\Override]
 	public function postSchemaChange(IOutput $output, \Closure $schemaClosure, array $options): void {
 		foreach ($this->rows as $row) {
 			$userFolder = $this->root->getUserFolder($row['user_id']);
diff --git a/lib/Migration/Version2040Date20211030204227.php b/lib/Migration/Version2040Date20211030204227.php
index a3d23e2f1..18d501780 100644
--- a/lib/Migration/Version2040Date20211030204227.php
+++ b/lib/Migration/Version2040Date20211030204227.php
@@ -23,6 +23,7 @@ class Version2040Date20211030204227 extends SimpleMigrationStep {
 	 * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
 	 * @param array $options
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ISchemaWrapper {
 		$schema = $schemaClosure();
 		/** @var Table */
diff --git a/lib/Migration/Version2040Date20220317150846.php b/lib/Migration/Version2040Date20220317150846.php
index 90955facb..e50d06191 100644
--- a/lib/Migration/Version2040Date20220317150846.php
+++ b/lib/Migration/Version2040Date20220317150846.php
@@ -20,6 +20,7 @@ class Version2040Date20220317150846 extends SimpleMigrationStep {
 	 * @param array $options
 	 * @return null|ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
 		/** @var ISchemaWrapper */
 		$schema = $schemaClosure();
diff --git a/lib/Migration/Version7000Date20221026003343.php b/lib/Migration/Version7000Date20221026003343.php
index c17eb3b2b..e0a54ec69 100644
--- a/lib/Migration/Version7000Date20221026003343.php
+++ b/lib/Migration/Version7000Date20221026003343.php
@@ -19,6 +19,7 @@ class Version7000Date20221026003343 extends SimpleMigrationStep {
 	) {
 	}
 
+	#[\Override]
 	public function preSchemaChange(IOutput $output, \Closure $schemaClosure, array $options): void {
 		$rootCert = [];
 		if ($commonName = $this->appConfig->getValueString(Application::APP_ID, 'commonName')) {
diff --git a/lib/Migration/Version7000Date20221028022904.php b/lib/Migration/Version7000Date20221028022904.php
index b5decc252..db44ffb39 100644
--- a/lib/Migration/Version7000Date20221028022904.php
+++ b/lib/Migration/Version7000Date20221028022904.php
@@ -26,6 +26,7 @@ class Version7000Date20221028022904 extends SimpleMigrationStep {
 	 * This migration is to convert from the exposed format to this format:
 	 * {"commonName":"Test Company","names":[{"id":"C","value":"BR"},{"id":"O","value":"Organization"},{"id":"OU","value":"Organization Unit"}]}
 	 */
+	#[\Override]
 	public function preSchemaChange(IOutput $output, \Closure $schemaClosure, array $options): void {
 		$rootCert = $this->appConfig->getValueString(Application::APP_ID, 'rootCert');
 		$rootCert = json_decode($rootCert, true);
diff --git a/lib/Migration/Version7000Date20230225154558.php b/lib/Migration/Version7000Date20230225154558.php
index 7cede9064..734a66752 100644
--- a/lib/Migration/Version7000Date20230225154558.php
+++ b/lib/Migration/Version7000Date20230225154558.php
@@ -21,6 +21,7 @@ class Version7000Date20230225154558 extends SimpleMigrationStep {
 	 * @param array $options
 	 * @return null|ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
 		/** @var ISchemaWrapper */
 		$schema = $schemaClosure();
diff --git a/lib/Migration/Version7000Date20230327094452.php b/lib/Migration/Version7000Date20230327094452.php
index 290168d21..d90b7d22a 100644
--- a/lib/Migration/Version7000Date20230327094452.php
+++ b/lib/Migration/Version7000Date20230327094452.php
@@ -27,6 +27,7 @@ class Version7000Date20230327094452 extends SimpleMigrationStep {
 	 *
 	 * {"commonName":"Test Company","names":{"C":"BR","O":"Organization","OU":"Organization Unit"}}
 	 */
+	#[\Override]
 	public function preSchemaChange(IOutput $output, \Closure $schemaClosure, array $options): void {
 		$rootCert = $this->appConfig->getValueString(Application::APP_ID, 'rootCert');
 		$rootCert = json_decode($rootCert, true);
diff --git a/lib/Migration/Version8000Date20230402103824.php b/lib/Migration/Version8000Date20230402103824.php
index 25f59600c..aad131c6e 100644
--- a/lib/Migration/Version8000Date20230402103824.php
+++ b/lib/Migration/Version8000Date20230402103824.php
@@ -21,6 +21,7 @@ class Version8000Date20230402103824 extends SimpleMigrationStep {
 	 * @param array $options
 	 * @return null|ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
 		/** @var ISchemaWrapper */
 		$schema = $schemaClosure();
diff --git a/lib/Migration/Version8000Date20230410230327.php b/lib/Migration/Version8000Date20230410230327.php
index 5a776afb1..f85dbe938 100644
--- a/lib/Migration/Version8000Date20230410230327.php
+++ b/lib/Migration/Version8000Date20230410230327.php
@@ -26,6 +26,7 @@ class Version8000Date20230410230327 extends SimpleMigrationStep {
 		$this->appData = $appDataFactory->get('libresign');
 	}
 
+	#[\Override]
 	public function preSchemaChange(IOutput $output, \Closure $schemaClosure, array $options): void {
 		$libresignCliPath = $this->appConfig->getValueString(Application::APP_ID, 'libresign_cli_path');
 		if (!$libresignCliPath) {
diff --git a/lib/Migration/Version8000Date20230420125331.php b/lib/Migration/Version8000Date20230420125331.php
index 114ee47ca..34e7dde85 100644
--- a/lib/Migration/Version8000Date20230420125331.php
+++ b/lib/Migration/Version8000Date20230420125331.php
@@ -30,6 +30,7 @@ class Version8000Date20230420125331 extends SimpleMigrationStep {
 	 * @param array $options
 	 * @return null|ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
 		/** @var ISchemaWrapper */
 		$schema = $schemaClosure();
@@ -89,6 +90,7 @@ class Version8000Date20230420125331 extends SimpleMigrationStep {
 		return $schema;
 	}
 
+	#[\Override]
 	public function postSchemaChange(IOutput $output, \Closure $schemaClosure, array $options): void {
 		$query = $this->connection->getQueryBuilder();
 		$query->select('*')
diff --git a/lib/Migration/Version8000Date20230422191425.php b/lib/Migration/Version8000Date20230422191425.php
index d8311fe20..c59dad868 100644
--- a/lib/Migration/Version8000Date20230422191425.php
+++ b/lib/Migration/Version8000Date20230422191425.php
@@ -20,6 +20,7 @@ class Version8000Date20230422191425 extends SimpleMigrationStep {
 	 * @param array $options
 	 * @return null|ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
 		/** @var ISchemaWrapper */
 		$schema = $schemaClosure();
diff --git a/lib/Migration/Version8000Date20230608004729.php b/lib/Migration/Version8000Date20230608004729.php
index 2f6770ca2..b488e9329 100644
--- a/lib/Migration/Version8000Date20230608004729.php
+++ b/lib/Migration/Version8000Date20230608004729.php
@@ -20,6 +20,7 @@ class Version8000Date20230608004729 extends SimpleMigrationStep {
 	) {
 	}
 
+	#[\Override]
 	public function preSchemaChange(IOutput $output, Closure $schemaClosure, array $options): void {
 		$cfsslBin = $this->appConfig->getValueString(Application::APP_ID, 'cfssl_bin');
 		$cfsslUrl = $this->appConfig->getValueString(Application::APP_ID, 'cfssl_url');
diff --git a/lib/Migration/Version8000Date20230730032402.php b/lib/Migration/Version8000Date20230730032402.php
index 3fda983a2..90c6d3791 100644
--- a/lib/Migration/Version8000Date20230730032402.php
+++ b/lib/Migration/Version8000Date20230730032402.php
@@ -22,6 +22,7 @@ class Version8000Date20230730032402 extends SimpleMigrationStep {
 	) {
 	}
 
+	#[\Override]
 	public function preSchemaChange(IOutput $output, Closure $schemaClosure, array $options): void {
 		$this->installService->installPdftk();
 		if ($rootCert = $this->appConfig->getValueArray(Application::APP_ID, 'rootCert')) {
diff --git a/lib/Migration/Version8000Date20231102215331.php b/lib/Migration/Version8000Date20231102215331.php
index 00867998c..9a41091a4 100644
--- a/lib/Migration/Version8000Date20231102215331.php
+++ b/lib/Migration/Version8000Date20231102215331.php
@@ -30,6 +30,7 @@ class Version8000Date20231102215331 extends SimpleMigrationStep {
 	 * @param array $options
 	 * @return null|ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
 		/** @var ISchemaWrapper */
 		$schema = $schemaClosure();
@@ -111,6 +112,7 @@ class Version8000Date20231102215331 extends SimpleMigrationStep {
 	 * @param Closure(): ISchemaWrapper $schemaClosure
 	 * @param array $options
 	 */
+	#[\Override]
 	public function postSchemaChange(IOutput $output, Closure $schemaClosure, array $options): void {
 		$qbFetch = $this->connection->getQueryBuilder();
 		$qbRestore = $this->connection->getQueryBuilder();
diff --git a/lib/Migration/Version8000Date20231103003922.php b/lib/Migration/Version8000Date20231103003922.php
index 9e267e8ac..b2df766f8 100644
--- a/lib/Migration/Version8000Date20231103003922.php
+++ b/lib/Migration/Version8000Date20231103003922.php
@@ -27,6 +27,7 @@ class Version8000Date20231103003922 extends SimpleMigrationStep {
 	 * @param array $options
 	 * @return null|ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
 		/** @var ISchemaWrapper $schema */
 		$schema = $schemaClosure();
diff --git a/lib/Migration/Version8000Date20240405142042.php b/lib/Migration/Version8000Date20240405142042.php
index b9266b3a3..04166915c 100644
--- a/lib/Migration/Version8000Date20240405142042.php
+++ b/lib/Migration/Version8000Date20240405142042.php
@@ -38,6 +38,7 @@ class Version8000Date20240405142042 extends SimpleMigrationStep {
 	 * @param array $options
 	 * @return null|ISchemaWrapper
 	 */
+	#[\Override]
 	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
 		/** @var ISchemaWrapper $schema */
 		$schema = $schemaClosure();
diff --git a/lib/Notification/Notifier.php b/lib/Notification/Notifier.php
index caa7ef746..479de576b 100644
--- a/lib/Notification/Notifier.php
+++ b/lib/Notification/Notifier.php
@@ -30,14 +30,17 @@ class Notifier implements INotifier {
 	) {
 	}
 
+	#[\Override]
 	public function getID(): string {
 		return Application::APP_ID;
 	}
 
+	#[\Override]
 	public function getName(): string {
 		return $this->factory->get(Application::APP_ID)->t('File sharing');
 	}
 
+	#[\Override]
 	public function prepare(INotification $notification, string $languageCode): INotification {
 		if ($notification->getApp() !== Application::APP_ID) {
 			throw new UnknownActivityException();
diff --git a/lib/Service/IdentifyMethod/AbstractIdentifyMethod.php b/lib/Service/IdentifyMethod/AbstractIdentifyMethod.php
index e5e64a5c4..3cfc3582c 100644
--- a/lib/Service/IdentifyMethod/AbstractIdentifyMethod.php
+++ b/lib/Service/IdentifyMethod/AbstractIdentifyMethod.php
@@ -47,40 +47,49 @@ abstract class AbstractIdentifyMethod implements IIdentifyMethod {
 		$this->cleanEntity();
 	}
 
+	#[\Override]
 	public static function getId(): string {
 		$id = lcfirst(substr(strrchr(static::class, '\\'), 1));
 		return $id;
 	}
 
+	#[\Override]
 	public function getName(): string {
 		return $this->name;
 	}
 
+	#[\Override]
 	public function getFriendlyName(): string {
 		return $this->friendlyName;
 	}
 
+	#[\Override]
 	public function setFriendlyName(string $friendlyName): void {
 		$this->friendlyName = $friendlyName;
 	}
 
+	#[\Override]
 	public function setCodeSentByUser(string $code): void {
 		$this->codeSentByUser = $code;
 	}
 
+	#[\Override]
 	public function cleanEntity(): void {
 		$this->entity = new IdentifyMethod();
 		$this->entity->setIdentifierKey($this->name);
 	}
 
+	#[\Override]
 	public function setEntity(IdentifyMethod $entity): void {
 		$this->entity = $entity;
 	}
 
+	#[\Override]
 	public function getEntity(): IdentifyMethod {
 		return $this->entity;
 	}
 
+	#[\Override]
 	public function signatureMethodsToArray(): array {
 		return array_map(fn (AbstractSignatureMethod $method) => [
 			'label' => $method->getFriendlyName(),
@@ -93,6 +102,7 @@ abstract class AbstractIdentifyMethod implements IIdentifyMethod {
 		return $this->availableSignatureMethods;
 	}
 
+	#[\Override]
 	public function getEmptyInstanceOfSignatureMethodByName(string $name): AbstractSignatureMethod {
 		if (!in_array($name, $this->getAvailableSignatureMethods())) {
 			throw new InvalidArgumentException(sprintf('%s is not a valid signature method of identify method %s', $name, $this->getName()));
@@ -110,15 +120,18 @@ abstract class AbstractIdentifyMethod implements IIdentifyMethod {
 	/**
 	 * @return AbstractSignatureMethod[]
 	 */
+	#[\Override]
 	public function getSignatureMethods(): array {
 		return $this->signatureMethods;
 	}
 
+	#[\Override]
 	public function getSettings(): array {
 		$this->getSettingsFromDatabase();
 		return $this->settings;
 	}
 
+	#[\Override]
 	public function notify(): bool {
 		if (!$this->willNotify) {
 			return false;
@@ -133,19 +146,24 @@ abstract class AbstractIdentifyMethod implements IIdentifyMethod {
 		return true;
 	}
 
+	#[\Override]
 	public function willNotifyUser(bool $willNotify): void {
 		$this->willNotify = $willNotify;
 	}
 
+	#[\Override]
 	public function validateToRequest(): void {
 	}
 
+	#[\Override]
 	public function validateToCreateAccount(string $value): void {
 	}
 
+	#[\Override]
 	public function validateToIdentify(): void {
 	}
 
+	#[\Override]
 	public function validateToSign(): void {
 	}
 
@@ -354,11 +372,13 @@ abstract class AbstractIdentifyMethod implements IIdentifyMethod {
 		return $customConfig;
 	}
 
+	#[\Override]
 	public function save(): void {
 		$this->identifyService->save($this->getEntity());
 		$this->notify();
 	}
 
+	#[\Override]
 	public function delete(): void {
 		$this->identifyService->delete($this->getEntity());
 	}
@@ -370,6 +390,7 @@ abstract class AbstractIdentifyMethod implements IIdentifyMethod {
 		}
 	}
 
+	#[\Override]
 	public function validateToRenew(?IUser $user = null): void {
 		$this->throwIfMaximumValidityExpired();
 		$this->throwIfAlreadySigned();
diff --git a/lib/Service/IdentifyMethod/Account.php b/lib/Service/IdentifyMethod/Account.php
index e9f8dcf57..297079e1e 100644
--- a/lib/Service/IdentifyMethod/Account.php
+++ b/lib/Service/IdentifyMethod/Account.php
@@ -53,6 +53,7 @@ class Account extends AbstractIdentifyMethod {
 		);
 	}
 
+	#[\Override]
 	public function validateToRequest(): void {
 		$signer = $this->userManager->get($this->entity->getIdentifierValue());
 		if (!$signer) {
@@ -60,6 +61,7 @@ class Account extends AbstractIdentifyMethod {
 		}
 	}
 
+	#[\Override]
 	public function validateToIdentify(): void {
 		$signer = $this->getSigner();
 		$this->throwIfNotAuthenticated();
@@ -72,6 +74,7 @@ class Account extends AbstractIdentifyMethod {
 		$this->updateIdentifiedAt();
 	}
 
+	#[\Override]
 	public function validateToSign(): void {
 		$signer = $this->getSigner();
 		$this->throwIfNotAuthenticated();
@@ -126,6 +129,7 @@ class Account extends AbstractIdentifyMethod {
 		}
 	}
 
+	#[\Override]
 	public function getSettings(): array {
 		if (!empty($this->settings)) {
 			return $this->settings;
diff --git a/lib/Service/IdentifyMethod/Email.php b/lib/Service/IdentifyMethod/Email.php
index 30be6c60e..bd97a1d59 100644
--- a/lib/Service/IdentifyMethod/Email.php
+++ b/lib/Service/IdentifyMethod/Email.php
@@ -43,10 +43,12 @@ class Email extends AbstractIdentifyMethod {
 		);
 	}
 
+	#[\Override]
 	public function validateToRequest(): void {
 		$this->throwIfInvalidEmail();
 	}
 
+	#[\Override]
 	public function validateToIdentify(): void {
 		$this->throwIfAccountAlreadyExists();
 		$this->throwIfIsAuthenticatedWithDifferentAccount();
@@ -59,6 +61,7 @@ class Email extends AbstractIdentifyMethod {
 		$this->updateIdentifiedAt();
 	}
 
+	#[\Override]
 	public function validateToSign(): void {
 		$this->throwIfAccountAlreadyExists();
 		$this->throwIfIsAuthenticatedWithDifferentAccount();
@@ -171,6 +174,7 @@ class Email extends AbstractIdentifyMethod {
 		]));
 	}
 
+	#[\Override]
 	public function validateToCreateAccount(string $value): void {
 		$this->throwIfInvalidEmail();
 		$this->throwIfNotAllowedToCreateAccount();
@@ -198,6 +202,7 @@ class Email extends AbstractIdentifyMethod {
 		}
 	}
 
+	#[\Override]
 	public function getSettings(): array {
 		if (!empty($this->settings)) {
 			return $this->settings;
diff --git a/lib/Service/IdentifyMethod/Signal.php b/lib/Service/IdentifyMethod/Signal.php
index 0e0b8cfd8..6dabf6624 100644
--- a/lib/Service/IdentifyMethod/Signal.php
+++ b/lib/Service/IdentifyMethod/Signal.php
@@ -16,6 +16,7 @@ class Signal extends TwofactorGateway {
 		ISignatureMethod::SIGNATURE_METHOD_SIGNAL,
 	];
 
+	#[\Override]
 	public function getFriendlyName(): string {
 		// TRANSLATORS Name of possible authenticator method. This signalize that the signer could be identified by Signal
 		return $this->identifyService->getL10n()->t('Signal');
diff --git a/lib/Service/IdentifyMethod/SignatureMethod/AbstractSignatureMethod.php b/lib/Service/IdentifyMethod/SignatureMethod/AbstractSignatureMethod.php
index 24911422c..8eff23e74 100644
--- a/lib/Service/IdentifyMethod/SignatureMethod/AbstractSignatureMethod.php
+++ b/lib/Service/IdentifyMethod/SignatureMethod/AbstractSignatureMethod.php
@@ -13,14 +13,17 @@ use OCA\Libresign\Service\IdentifyMethod\AbstractIdentifyMethod;
 abstract class AbstractSignatureMethod extends AbstractIdentifyMethod implements ISignatureMethod {
 	private bool $enabled = false;
 
+	#[\Override]
 	public function enable(): void {
 		$this->enabled = true;
 	}
 
+	#[\Override]
 	public function isEnabled(): bool {
 		return $this->enabled;
 	}
 
+	#[\Override]
 	public function toArray(): array {
 		return [
 			'label' => $this->getFriendlyName(),
diff --git a/lib/Service/IdentifyMethod/SignatureMethod/EmailToken.php b/lib/Service/IdentifyMethod/SignatureMethod/EmailToken.php
index 87dfe68c2..9a970d971 100644
--- a/lib/Service/IdentifyMethod/SignatureMethod/EmailToken.php
+++ b/lib/Service/IdentifyMethod/SignatureMethod/EmailToken.php
@@ -25,10 +25,12 @@ class EmailToken extends AbstractSignatureMethod implements IToken {
 		);
 	}
 
+	#[\Override]
 	public function validateToSign(): void {
 		$this->throwIfInvalidToken();
 	}
 
+	#[\Override]
 	public function toArray(): array {
 		$entity = $this->getEntity();
 
@@ -71,6 +73,7 @@ class EmailToken extends AbstractSignatureMethod implements IToken {
 		return $blur->make();
 	}
 
+	#[\Override]
 	public function requestCode(string $identifier, string $method): void {
 		$signRequestMapper = $this->identifyService->getSignRequestMapper();
 		$signRequest = $signRequestMapper->getById($this->getEntity()->getSignRequestId());
diff --git a/lib/Service/IdentifyMethod/SignatureMethod/Password.php b/lib/Service/IdentifyMethod/SignatureMethod/Password.php
index 9e96918a6..f3caa5b2c 100644
--- a/lib/Service/IdentifyMethod/SignatureMethod/Password.php
+++ b/lib/Service/IdentifyMethod/SignatureMethod/Password.php
@@ -27,6 +27,7 @@ class Password extends AbstractSignatureMethod {
 		);
 	}
 
+	#[\Override]
 	public function validateToSign(): void {
 		$this->validateToIdentify();
 		try {
@@ -39,6 +40,7 @@ class Password extends AbstractSignatureMethod {
 		}
 	}
 
+	#[\Override]
 	public function validateToIdentify(): void {
 		$this->pkcs12Handler->setPassword($this->codeSentByUser);
 		$pfx = $this->pkcs12Handler->getPfxOfCurrentSigner($this->userSession->getUser()?->getUID());
@@ -47,6 +49,7 @@ class Password extends AbstractSignatureMethod {
 		}
 	}
 
+	#[\Override]
 	public function toArray(): array {
 		$return = parent::toArray();
 		$return['hasSignatureFile'] = $this->hasSignatureFile();
diff --git a/lib/Service/IdentifyMethod/SignatureMethod/TwofactorGatewayToken.php b/lib/Service/IdentifyMethod/SignatureMethod/TwofactorGatewayToken.php
index 20fdeb47f..afa500194 100644
--- a/lib/Service/IdentifyMethod/SignatureMethod/TwofactorGatewayToken.php
+++ b/lib/Service/IdentifyMethod/SignatureMethod/TwofactorGatewayToken.php
@@ -23,10 +23,12 @@ class TwofactorGatewayToken extends AbstractSignatureMethod implements IToken {
 		);
 	}
 
+	#[\Override]
 	public function validateToSign(): void {
 		$this->throwIfInvalidToken();
 	}
 
+	#[\Override]
 	public function toArray(): array {
 		$entity = $this->getEntity();
 
@@ -74,6 +76,7 @@ class TwofactorGatewayToken extends AbstractSignatureMethod implements IToken {
 		return $start . str_repeat('*', $maskedLength) . $end;
 	}
 
+	#[\Override]
 	public function requestCode(string $identifier, string $method): void {
 		$signRequestMapper = $this->identifyService->getSignRequestMapper();
 		$signRequest = $signRequestMapper->getById($this->getEntity()->getSignRequestId());
diff --git a/lib/Service/IdentifyMethod/Sms.php b/lib/Service/IdentifyMethod/Sms.php
index 113262343..5bc10ae7a 100644
--- a/lib/Service/IdentifyMethod/Sms.php
+++ b/lib/Service/IdentifyMethod/Sms.php
@@ -16,6 +16,7 @@ class Sms extends TwofactorGateway {
 		ISignatureMethod::SIGNATURE_METHOD_SMS,
 	];
 
+	#[\Override]
 	public function getFriendlyName(): string {
 		// TRANSLATORS Name of possible authenticator method. This signalize that the signer could be identified by SMS
 		return $this->identifyService->getL10n()->t('SMS');
diff --git a/lib/Service/IdentifyMethod/Telegram.php b/lib/Service/IdentifyMethod/Telegram.php
index 84e6a38c1..d82667195 100644
--- a/lib/Service/IdentifyMethod/Telegram.php
+++ b/lib/Service/IdentifyMethod/Telegram.php
@@ -16,6 +16,7 @@ class Telegram extends TwofactorGateway {
 		ISignatureMethod::SIGNATURE_METHOD_TELEGRAM,
 	];
 
+	#[\Override]
 	public function getFriendlyName(): string {
 		// TRANSLATORS Name of possible authenticator method. This signalize that the signer could be identified by Telegram
 		return $this->identifyService->getL10n()->t('Telegram');
diff --git a/lib/Service/IdentifyMethod/TwofactorGateway.php b/lib/Service/IdentifyMethod/TwofactorGateway.php
index 3b863bdd1..ba8cec49a 100644
--- a/lib/Service/IdentifyMethod/TwofactorGateway.php
+++ b/lib/Service/IdentifyMethod/TwofactorGateway.php
@@ -36,6 +36,7 @@ class TwofactorGateway extends AbstractIdentifyMethod {
 		);
 	}
 
+	#[\Override]
 	public function validateToIdentify(): void {
 		$this->throwIfMaximumValidityExpired();
 		$this->throwIfRenewalIntervalExpired();
@@ -45,6 +46,7 @@ class TwofactorGateway extends AbstractIdentifyMethod {
 		$this->updateIdentifiedAt();
 	}
 
+	#[\Override]
 	public function validateToSign(): void {
 		$this->throwIfInvalidToken();
 		$this->throwIfMaximumValidityExpired();
@@ -70,6 +72,7 @@ class TwofactorGateway extends AbstractIdentifyMethod {
 		return $gateway->isComplete();
 	}
 
+	#[\Override]
 	public function getSettings(): array {
 		if (!empty($this->settings)) {
 			return $this->settings;
diff --git a/lib/Service/IdentifyMethod/Whatsapp.php b/lib/Service/IdentifyMethod/Whatsapp.php
index 2fa12c239..f5f2bfd9b 100644
--- a/lib/Service/IdentifyMethod/Whatsapp.php
+++ b/lib/Service/IdentifyMethod/Whatsapp.php
@@ -16,6 +16,7 @@ class Whatsapp extends TwofactorGateway {
 		ISignatureMethod::SIGNATURE_METHOD_WHATSAPP,
 	];
 
+	#[\Override]
 	public function getFriendlyName(): string {
 		// TRANSLATORS Name of possible authenticator method. This signalize that the signer could be identified by WhatsApp
 		return $this->identifyService->getL10n()->t('WhatsApp');
diff --git a/lib/Service/IdentifyMethod/Xmpp.php b/lib/Service/IdentifyMethod/Xmpp.php
index 44797f6d3..2ca471066 100644
--- a/lib/Service/IdentifyMethod/Xmpp.php
+++ b/lib/Service/IdentifyMethod/Xmpp.php
@@ -16,6 +16,7 @@ class Xmpp extends TwofactorGateway {
 		ISignatureMethod::SIGNATURE_METHOD_XMPP,
 	];
 
+	#[\Override]
 	public function getFriendlyName(): string {
 		// TRANSLATORS Name of possible authenticator method. This signalize that the signer could be identified by XMPP
 		return $this->identifyService->getL10n()->t('XMPP');
diff --git a/lib/Settings/Admin.php b/lib/Settings/Admin.php
index 648f6c10b..b924765b9 100644
--- a/lib/Settings/Admin.php
+++ b/lib/Settings/Admin.php
@@ -32,6 +32,7 @@ class Admin implements ISettings {
 		private SignatureBackgroundService $signatureBackgroundService,
 	) {
 	}
+	#[\Override]
 	public function getForm(): TemplateResponse {
 		Util::addScript(Application::APP_ID, 'libresign-settings');
 		try {
@@ -66,6 +67,7 @@ class Admin implements ISettings {
 	/**
 	 * @psalm-return 'libresign'
 	 */
+	#[\Override]
 	public function getSection(): string {
 		return Application::APP_ID;
 	}
@@ -73,6 +75,7 @@ class Admin implements ISettings {
 	/**
 	 * @psalm-return 100
 	 */
+	#[\Override]
 	public function getPriority(): int {
 		return 100;
 	}
diff --git a/lib/Settings/AdminSettings.php b/lib/Settings/AdminSettings.php
index ccb3e23b8..97bca9f29 100644
--- a/lib/Settings/AdminSettings.php
+++ b/lib/Settings/AdminSettings.php
@@ -23,6 +23,7 @@ class AdminSettings implements IIconSection {
 	/**
 	 * {@inheritdoc}
 	 */
+	#[\Override]
 	public function getID(): string {
 		return Application::APP_ID;
 	}
@@ -30,6 +31,7 @@ class AdminSettings implements IIconSection {
 	/**
 	 * {@inheritdoc}
 	 */
+	#[\Override]
 	public function getName(): string {
 		return $this->l->t('LibreSign');
 	}
@@ -37,6 +39,7 @@ class AdminSettings implements IIconSection {
 	/**
 	 * {@inheritdoc}
 	 */
+	#[\Override]
 	public function getPriority(): int {
 		return 60;
 	}
@@ -44,6 +47,7 @@ class AdminSettings implements IIconSection {
 	/**
 	 * {@inheritdoc}
 	 */
+	#[\Override]
 	public function getIcon(): string {
 		return $this->urlGenerator->imagePath(Application::APP_ID, 'app-dark.svg');
 	}