The other is a private key that you use to decrypt messages that you receive" (Pretty pp).

PGP is such an effective encryption tool that the United States Government actually brought a lawsuit against Zimmerman for putting it in the public domain and therefore making it available to enemies of the United States, however, after a public outcry, the government's lawsuit was dropped, yet it is still illegal to use PGP in many other countries (Pretty pp).

To encrypt a message using PGP, you need the PGP encryption package, which is available for free from a number of sources, however the official repository is at the Massachusetts Institute of Technology (Pretty pp).

PGP or Pretty Good Privacy is a powerful cryptographic product family that enables individuals to securely exchange messages, and to secure files, disk volumes and network connections with both privacy and strong authentication (Welcome pp). By providing the...
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