On Sep 8, 2013, at 5:33 PM, Michael Richardson <mcr+ietf@xxxxxxxxxxxx> wrote: > To all the people who posted to this thread about how they don't know what > a PGP key signature means, and who did not PGP or S/MIME their email: What's the upside to signing my email? I know why I want everybody I know to sign my email, but what's the upside for me if I do it? Until there's a clear win, it's not going to happen.