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.

Differential - Back up changed files since last full

A backup method that includes all files that have been changed (based on archive bit) since the last full or incremental backup. This method does not affect any media rotation scheme because the archive bit is not reset.