In this episode: a discussion of OpenPGP, GnuPG, and how to use public-key cryptography to sign and encrypt emails and files (here are some excellent how-to’s: GnuPG mini Howto, Gentoo Documentation on GnuPG, and Ubuntu Documentation on GnuPG); an audio Listener Tip on the “cal” command; audio and email Listener Feedback.

Please feel free to discuss this episode in the Linux Reality forums.

Running time: 38:39