Hello,
If we use this overload:
AttachSignature(MapiMessage, X509Certificate2, SignatureOptions)
To avoid loading certificate into the cms signer, how to set:
CmsSigner > DigestAlgorithm IncludeOption and SignedAtt…...nerds January 8, 2026, 12:39am 1 SecureEmailManager...Professionalize.Discourse January 8, 2026, 12:40am 2 @australian...