[dmarc-discuss] MLM and Header-From rewritting - the SMTPopen-relay analogy
johnl at taugh.com
Mon Jun 9 06:57:34 PDT 2014
>On your most recent message my Mac client says Unable to verify message signature. Clicking on
>Show details it says that the certificate is not valid, email address mismatch.
Alpine said it was signed, with a note at the bottom about the signing
address. Thunderbird said it had no signature.
I think we can say this is a corner case that MUAs don't address consistently.
More information about the dmarc-discuss