Use procmail to automatically extract PGP keys from incoming mail messages.

Tk-RED is a procmail recipe generator. It uses a custom language Reciproc. It exports this language to a procmailrc file. Tk-RED is a graphical editor for writing recipes.

Instructions for installing and configuring procmail and PGP for mail encryption and decryption..

Mirror site for downloading Procmail; used to be the primary master site so is likely to be reasonably up to date if ftp.procmail.org is down

Contains the mailagent package itself. This is a Unix mail filter (a la filter, vacation, or procmail) written in Perl. Last updated sometime in 1997 ...