--- slug: /cse/match-lists-suppressed-lists title: Match Lists and Suppressed Lists description: Learn about creating a match list and their usage in rules. canonical: https://www.sumologic.com/help/docs/cse/match-lists-suppressed-lists/ --- This guide has information about Cloud SIEM match lists, including how they are used in Cloud SIEM and how to create them. import useBaseUrl from '@docusaurus/useBaseUrl'; In this section, we'll introduce the following concepts:
Learn about match lists, their purpose, usage, and how to create them.
Learn how to define custom columns for use in match lists.
Learn what record fields a match list with a given target column will be compared to.
Learn how to identify specific entities that should be treated differently during Cloud SIEM rule processing.
Learn to suppress signals that contain a particular indicator value in any of the signal's records.