Hi, >> At some point after that, and even until yesterday's version, DKIM > stopped > >> working. DMARC still passes with SPF, but there are no longer any > occurrences > >> of DKIM. > > > > I think Giovannis changes don't work when amavisd is passing > $suppl_attrib: > > > > https://svn.apache.org/viewvc?view=revision&revision=1901719 > > > > Sub _check_signature() isn't called at all in that case and things like > tags > > are not set. I'll leave it for Giovanni to fix.. > > > thanks for the hint, I've just committed a fix. >
That looks to have fixed it, thanks. Whew. That was very tricky. Great work.