164.308(a)(1)(ii)(D) Information System Activity Review (Required)
Regularly review audit logs, access reports, and security incident tracking reports. NIST recommends defined review frequency, SIEM integration, anomaly detection, and documented review evidence.
4
artefacts
1
held by a system
1
at each review
moderate
to go live
SIEM / log platform
where the evidence lives
teal = a system already holds it · olive = produced at each review
system holds itEvidence a system already holds
- Anomaly investigation tickets · SIEM / log platform
periodic reviewEvidence produced at each review
- Sampled log review records · SIEM / log platform
governing documentDocuments that govern the control
- Log review procedure · Policy repository / GRC workspace
- SIEM correlation rules · Policy repository / GRC workspace
First move
Start with the 1 of 4 artefacts that already live in a system (SIEM / log platform); keep the periodic reviews but log each one as a dated record with a named reviewer.
Common gaps auditors find
- Logs collected but never reviewed
- No documented review cadence
- SIEM alerts unactioned
Do this for your whole sheet
Paste the rows you run your controls from and get this mapping for every control at once, with the periodic-review ones flagged and a first move per row. No account for the first run.
Build my evidence sheet164.308(a)(1)(ii)(C) Sanction Policy (Required) · 164.308(a)(2) Assigned Security Responsibility (Standard)