The RevocationCheckFailed error indicates that the operating system was unable to retrieve a certificate revocation list (CRL) from the server certificate's issuer and perform a check to determine whether the server certificate has been revoked. Yes, you appear to have all the required DLLs. 13:46:46.074 INFO Smtp(1) TLS: State StateChange:Closed 13:46:46.074 INFO Smtp(1) TLS: Alert Alert:Alert was sent. 13:46:46.073 DEBUG Smtp(1) TLS: Error while processing TLS packet: : Unable to perform revocation check of the server certificate.Īt (String A, CertificateChain B)Īt (Byte A, Int32 B, Int32 C, LHB D)Īt (Byte A, Int32 B, Int32 C)Īt (Byte A, Int32 B, Int32 C)
#Avast server certificate was revoked for abc verification
13:46:46.071 DEBUG Smtp(1) TLS: Certificate verification result: RevocationCheckFailed 13:46:46.017 DEBUG Smtp(1) TLS: Verifying serverĬertificate ('CN=, OU=EssentialSSL, OU=Domain Control Validated').Ġ9 13:46:46.071 INFO Smtp(1) TLS: Certificate verification status: UnknownRev (0) 13:46:46.014 DEBUG Smtp(1) TLS: HandshakeMessage:ServerHelloDone was received. 13:46:46.014 DEBUG Smtp(1) TLS: HandshakeMessage:ServerKeyExchange was received. 13:46:46.013 DEBUG Smtp(1) TLS: HandshakeMessage:Certificate was received. 13:46:46.001 DEBUG Smtp(1) TLS: HandshakeMessage:ServerHello was received. 13:46:45.939 DEBUG Smtp(1) TLS: HandshakeMessage:ClientHello was sent. 13:46:45.939 INFO Smtp(1) TLS: State StateChange:Negotiating 13:46:45.925 DEBUG Smtp(1) Info: Upgrading connection to TLS/SSL. 0, so what could be causing the different result? What is different? I assume the DLLs have been copied locally, or they could not even be connecting, right? 09 13:46:45.923 DEBUG Smtp(1) Info: Connection succeeded. We are going against the same server, same port, using Smtp. They are getting a RevocationCheckFailed but I am not. My users are unable to send mail, but I'm not having the problem on my development PC.