SM-02 Incident & Security Monitoring

Access & Privileged Activity Logging

Security events are captured centrally and protected.

Domain
Incident & Security Monitoring
Control type
Detective
Automated / manual
Automated
Frequency
Continuous
Framework reference
MAS TRM – Logging

What good looks like

Auth and privileged activity logged to SIEM, tamper-protected, retained per policy.

Risk if it fails

Inability to detect/investigate incidents.

How Tess tests it

4 tests — each concludes only on cited evidence.

Logging architecture/standard defined

Design
Procedure
Inspect the standard.
Expected
Sources and retention defined.
Sample
1 (design inspection)
Evidence
SIEM config, log-source inventory, retention policy.

In-scope sources feed the SIEM

Operating
Procedure
Reconcile sources to SIEM.
Expected
Complete coverage.
Sample
25 (or full config inspection)
Evidence
SIEM config, log-source inventory, retention policy.

Retention meets policy/regulation

Operating
Procedure
Inspect retention config.
Expected
Retained ≥ required period.
Sample
25 (or full config inspection)
Evidence
SIEM config, log-source inventory, retention policy.

Logs tamper-protected

Operating
Procedure
Inspect protection controls.
Expected
Immutable/access-restricted.
Sample
25 (or full config inspection)
Evidence
SIEM config, log-source inventory, retention policy.

Evidence Tess looks for

SIEM config, log-source inventory, retention policy.

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