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WORLD-INFOSTRUCTURE > WHAT IS THE INTERNET

What is the Internet? How the Internet works Acessing the Internet Internet services Operating the net: overview Who owns the Internet and who is in charge? Internet, Intranets, Extranets, and Virtual Private Networks In Search of Reliable Internet Measurement Data Global Data Flows  INDEX CARD     RESEARCH MATRIX  PGP A cryptographic software application that was developed by Phil Zimmerman at the Massachusetts Institute of Technology. Pretty Good Privacy (PGP) is a cryptographic product family that enables people to securely exchange messages, and to secure files, disk volumes and network connections with both privacy and strong authentication.