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.

ESP Encapsulated Security Payload

A standard that provides confidentiality for IP datagrams or packets by encrypting the payload data to be protected. Datagrams and packets are the message units that the Internet Protocol deals with and that the Internet transports.