“In an earlier column, we went over the basics of creating
key-pairs: the public and secret versions of your GNU Privacy Guard
(GnuPG) keys. But if you’re a government employee who wants to
become a whistle-blower and report corruption, evil-doers, or gross
mismanagement, you’ll need to do more than create your keys. You’ll
need to encrypt and sign the email you send me with your
exposé.“A private key is just that: private. You protect it. You don’t
share it, don’t publish it, and don’t email it to friends…”