On August 17, 2005 at 08:26, Michael Thomas wrote:
PS: as I said, take a look at l= and z= and their implications
for mailing lists.
l= is a massive security problem. If you are relying on it, then
you are relying on a exploitable aspect of DKIM. How verifiers
deal with l= either needs to be revised or this tag needs to
As for z=, the draft states that z= data should not be part
ietf-dkim mailing list