IT Glossary

Access Certification

Access certification is the documented sign-off proving access was reviewed. Learn how it works, how it differs from reviews, and why auditors need it.

July 3, 2026

What is Access Certification?

Access certification is the formal, documented attestation that a user's access has been reviewed and either approved or revoked by an accountable owner. It is the auditable output of an access review: where the review checks access, certification records the sign-off as evidence. Auditors look for certification to confirm that access governance actually took place.

How access certification works

  • An access review presents each user's access to the responsible owner.
  • The owner explicitly attests: keep, modify, or revoke.
  • Each decision is time-stamped and attributed to the approver.
  • Revocations are carried out and logged.
  • The certification record becomes part of the compliance audit trail.

Access review vs access certification

Access review and access certification differ in focus and output. The review focuses on the act of checking and produces decisions to keep or revoke. The certification focuses on the recorded attestation and produces signed, time-stamped evidence. Auditors treat the review as the activity and the certification as the proof.

Examples and use cases

Ahead of a SOC 2 audit, a company needs proof, not just intent, that access was reviewed. Each manager certifies their team's access with a recorded approval, producing an exportable attestation per user and app. That artifact is exactly what the auditor samples. Without certification, even a thorough review leaves no evidence the auditor can accept.

Related concepts

FAQ

What is the difference between access review and access certification?

The review is the act of checking access appropriateness. The certification is the formal, recorded sign-off that serves as audit evidence.

Why do auditors require access certification?

Because it proves the review happened and who approved each access decision, which intent alone cannot demonstrate.

Who certifies access?

The accountable owner, usually a manager or resource owner, who can judge whether each access right is still justified.

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