Knowledge is Power

Sitewide Search

Search Bare Metal Cyber

Search exact control and technique identifiers, Cyber Wiki articles, framework records, playbooks, books, podcasts, Academy courses, individual lessons, and BMC Cyber Challenge activities.

Assurance activityIntermediate

Security Control Assessment

A security control assessment determines whether selected controls are implemented correctly, operating as intended, and producing the desired outcome.

What it means

Assessors use examine, interview, and test methods with defined scope, depth, evidence, and sampling. Findings should explain the condition, criteria, cause, risk, and recommended response.

Why it matters

Assessment provides decision makers with evidence about the actual control environment rather than relying on policy statements or self-attestation alone.

Practical focus

  • Create an assessment plan before collecting evidence
  • Match procedures to the control objective
  • Preserve evidence and sampling rationale
  • Validate corrective action before closing findings

Common mistakes

  • Treating a checklist as an assessment
  • Testing only the easiest systems
  • Reporting observations with no risk context
  • Allowing the control owner to be the sole assessor

Certification relevance

This subject appears in or supports the following certification bodies of knowledge:

ISC2 CGRCISACA CISAISACA CRISC

Authoritative sources