SSL error

http://msdn.microsoft.com/en-us/library/windows/desktop/aa383917(v=vs.85).aspx

Value	Meaning
WINHTTP_CALLBACK_STATUS_FLAG_CERT_REV_FAILED	Certification revocation checking has been enabled, but the revocation check failed to verify whether a certificate has been revoked. The server used to check for revocation might be unreachable.
WINHTTP_CALLBACK_STATUS_FLAG_INVALID_CERT	SSL certificate is invalid.
WINHTTP_CALLBACK_STATUS_FLAG_CERT_REVOKED	SSL certificate was revoked.
WINHTTP_CALLBACK_STATUS_FLAG_INVALID_CA	The function is unfamiliar with the Certificate Authority that generated the server's certificate.
WINHTTP_CALLBACK_STATUS_FLAG_CERT_CN_INVALID	SSL certificate common name (host name field) is incorrect, for example, if you entered www.microsoft.com and the common name on the certificate says www.msn.com.
WINHTTP_CALLBACK_STATUS_FLAG_CERT_DATE_INVALID	SSL certificate date that was received from the server is bad. The certificate is expired.
WINHTTP_CALLBACK_STATUS_FLAG_SECURITY_CHANNEL_ERROR	The application experienced an internal error loading the SSL libraries.