pgp -- Pretty Good Privacy public key encryption system<hr>
<a href="http://www.pgpi.com/">http://www.pgpi.com/</a><hr>
PGP (Pretty Good Privacy) is a public key encryption package to protect
e-mail and data files.  Communicate securely with people you've never met,
with no secure channels needed for prior exchange of keys.  PGP is well
featured and fast, with sophisticated key management, digital signatures,
data compression, and good ergonomic design.
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