On Thu, 12 Jan 2012 20:05:14 +0100, Gregor Zattler wrote: > But how about not only replying encrypted but encrypting every > email if possible? "Possible" could mean different things, > though: This is already easy to do in emacs, and doesn't require any special notmuch support: (add-hook 'message-setup-hook mml-secure-message-encrypt-pgpmime) This is the same as what I suggested for auto-sign. You might have to do a little elisp hacking to do fancier stuff, but again, doing something for all outgoing mail is more about message-mode, and is not notmuch specific. jamie.