> But this seems to be related to pinentry-curses, not notmuch, so I'll > try to take it somewhere there, maybe they or the tmux people can help > me :) Further investigation shows that pinentry-curses doesn't work under TERM=dumb (which emacs seems to use), and I cannot find a way to make MML use gpg1 (instead of gpg2, which is the default for Arch Linux). EPA for en- and decrypting files works fine though. If anyone knows how to fix this, I'd be really glad about pointers. Thank you, Peter