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To use encryption for everyday mail is to do everyone a favor by making privacy the norm. I encourage everyone to get gnupg or pgp and to use the key below to encrypt all the mail you send me.

PGP Links

The International PGP Home Page

GnuPG -- The GNU Privacy Guard
gnupg has come a long way. It's like PGP but made by the GNU folks. It is very nice, e.g., it can be used as a filter like this:
	echo a secret | gpg -ea -r ecashin | mail ecashin@coe.uga.edu
... and it can use pgp's files just by renaming pubring.pkr to pubring.gpg and secring.skr to secring.gpg.

Mail Crypt -- emacs extension for PGP

MIT PGP site

My public key

This key was generated in March 2002.
-----BEGIN PGP PUBLIC KEY BLOCK-----
Version: GnuPG v1.0.6 (GNU/Linux)
Comment: For info see http://www.gnupg.org
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=9qTa
-----END PGP PUBLIC KEY BLOCK-----

Here's an old key for ecashin @ coe.uga.edu.

Of interest is the recent change in status of the RSA patent. RSA Security's patent on the RSA encryption algorithm was set to expire in September 2000, but they released it into the public domain two weeks early.

I'm not sure how long this link will be valid, but here's a news story on the event: CNN news. Please let me know if the link becomes broken.