security en
Audit log
security
Also called: audit trail
Plain-language definition
Plain-language definition
A protected record of important actions and security-relevant events.
Why it matters
It supports investigation, accountability, compliance, and safe rollback of sensitive changes.
Technical detail
An audit log records actor, action, target, time, outcome, and context with controls against unauthorized alteration and with defined retention and access.
Examples
- Publishing a glossary revision records the reviewer, revision, and timestamp.
Related terms
Sources and review
Reviewed July 12, 2026 by [email protected]. Next review due January 11, 2027.
- Glossary of Key Information Security Terms — National Institute of Standards and Technology Accessed 7/11/2026
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