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path: root/crypto/src/tsp/TimeStampToken.cs
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Diffstat (limited to 'crypto/src/tsp/TimeStampToken.cs')
-rw-r--r--crypto/src/tsp/TimeStampToken.cs6
1 files changed, 1 insertions, 5 deletions
diff --git a/crypto/src/tsp/TimeStampToken.cs b/crypto/src/tsp/TimeStampToken.cs
index 1245589b4..9b2a7a40b 100644
--- a/crypto/src/tsp/TimeStampToken.cs
+++ b/crypto/src/tsp/TimeStampToken.cs
@@ -180,16 +180,12 @@ namespace Org.BouncyCastle.Tsp
 					certID.GetHashAlgorithmName(), cert.GetEncoded());
 
 				if (!Arrays.ConstantTimeAreEqual(certID.GetCertHash(), hash))
-				{
 					throw new TspValidationException("certificate hash does not match certID hash.");
-				}
 
 				if (certID.IssuerSerial != null)
 				{
-					if (!certID.IssuerSerial.Serial.Value.Equals(cert.SerialNumber))
-					{
+					if (!certID.IssuerSerial.Serial.HasValue(cert.SerialNumber))
 						throw new TspValidationException("certificate serial number does not match certID for signature.");
-					}
 
 					GeneralName[] names = certID.IssuerSerial.Issuer.GetNames();
 					X509Name principal = PrincipalUtilities.GetIssuerX509Principal(cert);