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-rw-r--r--lib/private/Security/Crypto.php2
-rw-r--r--lib/public/Security/ICrypto.php2
2 files changed, 2 insertions, 2 deletions
diff --git a/lib/private/Security/Crypto.php b/lib/private/Security/Crypto.php
index 1dd680ea13f..d2be1484279 100644
--- a/lib/private/Security/Crypto.php
+++ b/lib/private/Security/Crypto.php
@@ -108,7 +108,7 @@ class Crypto implements ICrypto {
* @return string plaintext
* @throws \Exception If the HMAC does not match
*/
- public function decrypt($authenticatedCiphertext, $password = '') {
+ public function decrypt(string $authenticatedCiphertext, string $password = ''): string {
if($password === '') {
$password = $this->config->getSystemValue('secret');
}
diff --git a/lib/public/Security/ICrypto.php b/lib/public/Security/ICrypto.php
index 0de2e47b755..aa2b9eed2c0 100644
--- a/lib/public/Security/ICrypto.php
+++ b/lib/public/Security/ICrypto.php
@@ -61,5 +61,5 @@ interface ICrypto {
* @throws \Exception If the HMAC does not match
* @since 8.0.0
*/
- public function decrypt($authenticatedCiphertext, $password = '');
+ public function decrypt(string $authenticatedCiphertext, string $password = ''): string;
}