diff options
| -rw-r--r-- | lib/Model/LinkedDataSignature.php | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/lib/Model/LinkedDataSignature.php b/lib/Model/LinkedDataSignature.php index 0244e6ba..abf4406d 100644 --- a/lib/Model/LinkedDataSignature.php +++ b/lib/Model/LinkedDataSignature.php @@ -273,10 +273,11 @@ class LinkedDataSignature implements JsonSerializable { $algo = OPENSSL_ALGO_SHA256; } - if (openssl_verify( - $hashHeader . $hashObject, base64_decode($this->getSignatureValue()), - $this->getPublicKey(), $algo - ) === 1) { + $signed = base64_decode($this->getSignatureValue()); + if ($signed !== false + && openssl_verify( + $hashHeader . $hashObject, $signed, $this->getPublicKey(), $algo + ) === 1) { return true; } |