Trusted and sensitive email protection with GPG using Gmail with Firefox
It's really simple to use GPG to encrypt and/or sign email you send through Gmail.
Generate your private key.
gpg --gen-key
Extract your public key, which you will send to people you need to communicate securely with.
gpg --armor --export [email protected] > my_public_pgp_key
Install FireGPG and restart the browser. Use GPG in Gmail.