Primary definition
A program that analyzes emails to look for characteristics of spam, and typically places messages that appear to be spam in a separate email folder. (SP 800-69) (NISTIR)
Also known asspam filter · junk mail filter · email filtering software · anti-spam software · spam blocker · spam detection software · spam prevention tool
1 sources cited4 related termsReviewed Aug 10, 2026
— The Cyber GlossaryView source
Understand more election terms clearly
Get one important election term explained each week, with authoritative sources, practical context and related definitions.
Free. One useful email each week. Unsubscribe anytime.Learn more about the ESG newsletter →
TCG
A program that analyzes emails to look for characteristics of spam, and typically places messages that appear to be spam in a separate email folder. (SP 800-69) (NISTIR)
The Cyber Glossary · 2024
Cite this term
Permanent URL · stable across revisions
Election Security Glossary. (2026). Spam Filtering Software. In Election Security Glossary. Retrieved August 22, 2026, from https://electionsecurityglossary.com/glossary/spam-filtering-software
Sources
1 cited · last checked Aug 10, 2026
01
The Cyber Glossary
The Cyber Glossary
Single-source
Get the weekly election term
Receive one cited, source-backed election explanation in your inbox each week.
Get election terms explained weekly →
Free · Nonpartisan · Unsubscribe anytime.