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.

S/MIME Secure/Multipurpose Internet Mail Extensions

An email security protocol that was designed to prevent the interception and forgery of email by using encryption and digital signatures. S/MIME builds security on top of the MIME protocol and is based on technology originally developed by RSA Data Security, Inc.