Tutorial. Hack. Life. Server. Forum. Dd-wrt. How to Use Gnu Privacy Guard. "GnuPG uses public-key cryptography so that users may communicate securely.
In a public-key system, each user has a pair of keys consisting of a private key and a public key. A user's private key is kept secret; it need never be revealed. The public key may be given to anyone with whom the user wants to communicate. " From The GNU Privacy Handbook This page describes how to use OpenPGP keys. HowTo: Dual Monitors (Xinerama/TwinView/MergedFB)