EvidenceSheet

10.4.1.1 Automated mechanisms for log review

Automated mechanisms are used to perform audit log reviews.

5
artefacts
4
held by a system
1
at each review
easy
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

  • SIEM correlation rules export · SIEM / log platform
  • UEBA or analytics tool configuration · SIEM / log platform
  • Sample alerts and triage · SIEM / log platform
  • Coverage matrix of automated rules · SIEM / log platform

periodic reviewEvidence produced at each review

  • Tuning records reducing false positives · SIEM / log platform

governing documentDocuments that govern the control

none for this control

First move

Automate the pull from your SIEM / log platform. Retention and alert rules exported from the SIEM; review evidence is the closed-alert record with reviewer and time.

Common gaps auditors find

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 sheet

10.4.1 Daily log review for critical systems · 10.4.2 Periodic review of other system component logs