Ralf wrote: > Today I found that some sites behind a PIX/ASA firewall with "smtp > protocol fixup" would not accept DKIM signed mails.
But you already knew that! :) ASA bug CSCsy28792 and a couple of related header-parsing bugs, triggered by encountering a "content-type" or "content-transfer-encoding" in a header field body of some unrelated header field, such as an 'h' tag of a DKIM signature: http://www.arschkrebs.de/postfix/postfix_cisco_pix_bugs.shtml Mark
