To send me GPG-encrypted email at bandali@gnu.org you can encrypt your message using my GPG public key with the following fingerprint:
BE62 7373 8E61 6D6D 1B3A 08E8 A21A 0202 4881 6103
If you're not sure how to send encrypted email and would like to learn more, the email self-defence guide by the Free Software Foundation is a great place to start.