The glossary below contains many of the terms you will find in common use throughout the Symantec Security Response website. Please refer to this list to find definitions of terms and answers to other Internet security-related questions.

PGP Pretty Good Privacy

A freeware (for non-commercial users) encryption program that uses the public key approach: messages are encrypted using the publicly available key, but the intended recipient can only decipher them via the private key. PGP is perhaps the most widely used encryption program.