Mail signature status.
Assembly: Rebex.Mail (in Rebex.Mail.dll)
<Public Enumeration MailSignatureStatus> _
[public enum MailSignatureStatus]
The certificate is not valid.
Certificate is not available.
The signature is not valid.
There was not sender in the message.
A signature for one of the originators (from 'Sender' or 'From' headers) is missing.