On Tue 2016-08-09 02:02:49 -0400, Gaute Hope wrote: > 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. agreed, this is another metadata leak that we should fix, but i don't think it needs to be conflated with this one. does anyone know of a useful standard for message-id generation that would put gnus/notmuch-emacs/mml users into a larger anonymity set? --dkg