EvidenceSheet

10.2.1.3 Log access to audit logs

Audit logs capture all access to audit logs.

5
artefacts
4
held by a system
0
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 configuration logging log access events · SIEM / log platform
  • Alerts on unauthorized log access · SIEM / log platform
  • Sample log access audit entries · SIEM / log platform
  • Coverage of log storage locations · SIEM / log platform

periodic reviewEvidence produced at each review

none for this control

governing documentDocuments that govern the control

  • Procedure for log integrity monitoring · Policy repository / GRC workspace

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

10.2.1.2 Log all admin actions · 10.2.1.4 Log invalid logical access attempts