The DKIMSignatureInfo type exposes the following members.
Gets or sets body canonicalization (c=).
Gets or sets public key DNS domain (d=).
Gets or sets hash algorithm (a=).
Gets or sets header canonicalization (c=).
Headers that are included in the signature (h=).
Gets or sets public key DNS selector (s=).
Gets or sets the signature timestamp - the time that this signature was created (t=). Default (null) is an unknown creation time.