PGP Encryption, better known as Pretty Good Privacy is a computer program that provides cryptographic privacy and authentication. Phil Zimmerman, the developer of PGP, introduced his invention in 1991. Since then, major improvements have been made to the computer program and is now available from PGP Corporation and other companies. The original intent of PGP was to encrypt email and attachments. PGP encryption applications have expanded to a variety of components including laptop full disk encryption, digital signatures, protection for instant messaging sessions, file and folder security, files and folders stored on network servers, email and attachments and batch file transfer encryption.

The origin of PGP

PGP was first brought to the public in 1991. From 1991 to 2012, quite a few versions of PGP as well as several organizations or companies have maintained control of PGP. PGP was free on its...

According to Wikipedia, "Shortly after its release, PGP encryption found its way outside the U.S., and in February 1993 Zimmermann became the formal target of a criminal investigation by the U.S. Government for "munitions export without a license." Cryptosystems using keys larger than 40 bits were then considered munitions within the definition of the U.S. export regulations; PGP has never used keys smaller than 128 bits so it qualified at that time. Penalties for violation, if found guilty, were substantial. The investigation of Zimmermann was eventually closed without filing criminal charges against him or anyone else." In my opinion, this is a definite indicator of PGP's worth and supports individuals and companies using PGP…