Daniel Kahn Gillmor writes on august 9, 2016 1:35: > The User-Agent: header can be fun and interesting, but it also leaks > quite a bit of information about the user and their software stack. Is the message-id generated by gnus or notmuch-emacs? I could not find the relevant code. I noticed it has an *.fsf@* part as well as the, probably customizable, local FQDN. Regards, Gaute