====== GnuPG Quickreference ======
* List all known public keys gpg --list-keys
* Sign a key gpg --sign-key foo@example.com
* Upload all public keys (including signatures) to server gpg --send-key foo@example.com
* Upload single public key (including signatures) to server gpg --send-key foo@example.com
* Get a key from server gpg --search-keys foo@example.com
* Update keys and signatures from server gpg --refresh-keys
===== ~/.gnupg/gpg.conf =====
default-key me@example.com
encrypt-to me@example.com
keyserver hkp://subkeys.pgp.net
keyserver-options auto-key-retrieve