Setting up Protonmail in Emacs
I’ve used Protonmail for several years and use the web interface for the most part and used Thunderbird on the desktop to keep offline copies of email. Since Protnmail takes care of the encryption it requires a local bridge to provide a standard interface like IMAP. Essentially, it is running an IMAP server on the local machine that any compatible client can connect to. Technically, the bridge can be made accessible on a local network so many clients from many machines can connect to it....