Mail Encryption
Instructions (from the Emacs Manual):
Install GnuPG.
Create a key-pair for your own e-mail address.
Distribute your public key, e.g., via upload to key servers.
Import the public keys for the recipients to which you want to send
encrypted e-mails.
Integrate with your mail client.
or just copy it:
-----BEGIN PGP PUBLIC KEY BLOCK-----
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1gKfqyAbZfE1ONMPQ+mgoF6lD4utdA5DOR8P+vkr7+BCVY20zvMiGM0V5RteskAa
OCc9so4NLQ==
=lZx3
-----END PGP PUBLIC KEY BLOCK-----
fingerprint:7F80693448E7A2049D58DF2BC2D66C4415B94DDE