diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ae8c36b73..4a4e49fb3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -39,6 +39,7 @@ jobs:
           php-version: ${{ matrix.phpVersion }}
           tools: composer, phpunit
           coverage: xdebug
+          extensions: gd, sqlite3
 
       - name: Get composer cache directory
         id: composer-cache
@@ -240,7 +241,7 @@ jobs:
         with:
           php-version: ${{ format('{0}.{1}', matrix.phpVersionMajor,matrix.phpVersionMinor) }}
           tools: composer
-          extensions: intl
+          extensions: intl, gd
 
       - name: Get composer cache directory
         id: composer-cache
diff --git a/appinfo/info.xml b/appinfo/info.xml
index 5d31b6e4d..2b4da35ab 100644
--- a/appinfo/info.xml
+++ b/appinfo/info.xml
@@ -19,7 +19,7 @@ On the OpenProject end, users are able to:
 
 For more information on how to set up and use the OpenProject application, please refer to [integration setup guide](https://www.openproject.org/docs/system-admin-guide/integrations/nextcloud/) for administrators and [the user guide](https://www.openproject.org/docs/user-guide/nextcloud-integration/).
 	]]></description>
-	<version>2.3.7</version>
+	<version>2.3.8</version>
 	<licence>agpl</licence>
 	<author>Julien Veyssier</author>
 	<namespace>OpenProject</namespace>
diff --git a/lib/Service/OauthService.php b/lib/Service/OauthService.php
index afe3e29c6..471ffd116 100644
--- a/lib/Service/OauthService.php
+++ b/lib/Service/OauthService.php
@@ -15,6 +15,8 @@
 use OCA\OAuth2\Db\ClientMapper;
 use OCA\OAuth2\Exceptions\ClientNotFoundException;
 use OCP\Security\ISecureRandom;
+use OCP\Security\ICrypto;
+use OC_Util;
 
 class OauthService {
 	/**
@@ -28,14 +30,21 @@ class OauthService {
 	 */
 	private $clientMapper;
 
+	/**
+	 * @var ICrypto
+	 */
+	private $crypto;
+
 	/**
 	 * Service to manipulate Nextcloud oauth clients
 	 */
 	public function __construct(ClientMapper $clientMapper,
-								ISecureRandom $secureRandom
+								ISecureRandom $secureRandom,
+								ICrypto $crypto
 								) {
 		$this->secureRandom = $secureRandom;
 		$this->clientMapper = $clientMapper;
+		$this->crypto = $crypto;
 	}
 
 	/**
@@ -48,11 +57,27 @@ public function createNcOauthClient(string $name, string $redirectUri): array {
 		$client = new Client();
 		$client->setName($name);
 		$client->setRedirectUri(sprintf($redirectUri, $clientId));
-		$client->setSecret($this->secureRandom->generate(64, self::validChars));
+		$secret = $this->secureRandom->generate(64, self::validChars);
+		if (version_compare(OC_Util::getVersionString(), '27.0.1') >= 0) {
+			$encryptedSecret = $this->crypto->encrypt($secret);
+		} elseif (version_compare(OC_Util::getVersionString(), '26.0.4') >= 0 && version_compare(OC_Util::getVersionString(), '27.0.0') < 0) {
+			$encryptedSecret = $this->crypto->encrypt($secret);
+		} elseif (version_compare(OC_Util::getVersionString(), '25.0.8') >= 0 && version_compare(OC_Util::getVersionString(), '26.0.0') < 0) {
+			$encryptedSecret = $this->crypto->encrypt($secret);
+		} else {
+			$encryptedSecret = $secret;
+		}
+		$client->setSecret($encryptedSecret);
 		$client->setClientIdentifier($clientId);
 		$client = $this->clientMapper->insert($client);
 
-		return $this->generateClientInfo($client);
+		return [
+			'id' => $client->getId(),
+			'nextcloud_oauth_client_name' => $client->getName(),
+			'openproject_redirect_uri' => $client->getRedirectUri(),
+			'nextcloud_client_id' => $client->getClientIdentifier(),
+			'nextcloud_client_secret' => $secret,
+		];
 	}
 
 	/**
@@ -62,7 +87,12 @@ public function createNcOauthClient(string $name, string $redirectUri): array {
 	public function getClientInfo(int $id): ?array {
 		try {
 			$client = $this->clientMapper->getByUid($id);
-			return $this->generateClientInfo($client);
+			return [
+				'id' => $client->getId(),
+				'nextcloud_oauth_client_name' => $client->getName(),
+				'openproject_redirect_uri' => $client->getRedirectUri(),
+				'nextcloud_client_id' => $client->getClientIdentifier(),
+			];
 		} catch (ClientNotFoundException $e) {
 			return null;
 		}
@@ -85,18 +115,4 @@ public function setClientRedirectUri(int $id, string $opUrl): bool {
 			return false;
 		}
 	}
-
-	/**
-	 * @param Client $client
-	 * @return array<mixed>
-	 */
-	private function generateClientInfo(Client $client): array {
-		return [
-			'id' => $client->getId(),
-			'nextcloud_oauth_client_name' => $client->getName(),
-			'openproject_redirect_uri' => $client->getRedirectUri(),
-			'nextcloud_client_id' => $client->getClientIdentifier(),
-			'nextcloud_client_secret' => $client->getSecret(),
-		];
-	}
 }
diff --git a/src/components/AdminSettings.vue b/src/components/AdminSettings.vue
index 6c48a528b..87ae1c78b 100644
--- a/src/components/AdminSettings.vue
+++ b/src/components/AdminSettings.vue
@@ -137,12 +137,11 @@
 					title="Nextcloud OAuth client secret"
 					is-required
 					encrypt-value
-					with-inspection
 					:value="ncClientSecret" />
 				<div class="form-actions">
 					<Button v-if="isNcOAuthFormInEdit"
 						type="primary"
-						:disabled="!ncClientId || !ncClientSecret"
+						:disabled="!ncClientId"
 						data-test-id="submit-nc-oauth-values-form-btn"
 						@click="setNCOAuthFormToViewMode">
 						<template #icon>
@@ -252,7 +251,8 @@ export default {
 			return this.state.nc_oauth_client?.nextcloud_client_id
 		},
 		ncClientSecret() {
-			return this.state.nc_oauth_client?.nextcloud_client_secret
+			return '*******'
+
 		},
 		serverHostErrorMessage() {
 			if (
diff --git a/tests/acceptance/features/api/setup.feature b/tests/acceptance/features/api/setup.feature
index f0e0c81fd..132327639 100644
--- a/tests/acceptance/features/api/setup.feature
+++ b/tests/acceptance/features/api/setup.feature
@@ -220,14 +220,12 @@ Feature: setup the integration through an API
     "required": [
         "nextcloud_oauth_client_name",
         "openproject_redirect_uri",
-        "nextcloud_client_id",
-        "nextcloud_client_secret"
+        "nextcloud_client_id"
       ],
       "properties": {
           "nextcloud_oauth_client_name": {"type": "string", "pattern": "^OpenProject client$"},
           "openproject_redirect_uri": {"type": "string", "pattern": "^http:\/\/.*\/oauth_clients\/[A-Za-z0-9]+\/callback$"},
-          "nextcloud_client_id": {"type": "string", "pattern": "[A-Za-z0-9]+"},
-          "nextcloud_client_secret": {"type": "string", "pattern": "[A-Za-z0-9]+"}
+          "nextcloud_client_id": {"type": "string", "pattern": "[A-Za-z0-9]+"}
       },
       "not": {
       "required": [
@@ -263,14 +261,12 @@ Feature: setup the integration through an API
     "required": [
         "nextcloud_oauth_client_name",
         "openproject_redirect_uri",
-        "nextcloud_client_id",
-        "nextcloud_client_secret"
+        "nextcloud_client_id"
       ],
       "properties": {
           "nextcloud_oauth_client_name": {"type": "string", "pattern": "^OpenProject client$"},
           "openproject_redirect_uri": {"type": "string", "pattern": "^http:\/\/.*\/oauth_clients\/[A-Za-z0-9]+\/callback$"},
-          "nextcloud_client_id": {"type": "string", "pattern": "[A-Za-z0-9]+"},
-          "nextcloud_client_secret": {"type": "string", "pattern": "[A-Za-z0-9]+"}
+          "nextcloud_client_id": {"type": "string", "pattern": "[A-Za-z0-9]+"}
       },
       "not": {
       "required": [
@@ -407,8 +403,7 @@ Feature: setup the integration through an API
       "required": [
           "nextcloud_oauth_client_name",
           "openproject_redirect_uri",
-          "nextcloud_client_id",
-          "nextcloud_client_secret"
+          "nextcloud_client_id"
         ]
       },
       "not": {
diff --git a/tests/jest/components/__snapshots__/AdminSettings.spec.js.snap b/tests/jest/components/__snapshots__/AdminSettings.spec.js.snap
index 423560b85..d7b2ee079 100644
--- a/tests/jest/components/__snapshots__/AdminSettings.spec.js.snap
+++ b/tests/jest/components/__snapshots__/AdminSettings.spec.js.snap
@@ -20,7 +20,7 @@ exports[`AdminSettings.vue Nextcloud OAuth values form view mode with complete v
   <formheading-stub index="3" title="Nextcloud OAuth client" iscomplete="true"></formheading-stub>
   <div>
     <fieldvalue-stub title="Nextcloud OAuth client ID" value="some-nc-client-id-here" isrequired="true"></fieldvalue-stub>
-    <fieldvalue-stub title="Nextcloud OAuth client secret" value="some-nc-client-secret-here" isrequired="true" encryptvalue="true" withinspection="true"></fieldvalue-stub>
+    <fieldvalue-stub title="Nextcloud OAuth client secret" value="*******" isrequired="true" encryptvalue="true"></fieldvalue-stub>
     <div class="form-actions">
       <button-stub type="secondary" nativetype="button" data-test-id="reset-nc-oauth-btn">
         Replace Nextcloud OAuth values