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Aesparrow Consulting

How to perform a compliance gap assessment (with readiness checklist)

Published · By the Aesparrow Security Research Team

Short answer

A compliance gap assessment compares your current policies, controls and evidence against the requirements of a standard or regulation, rates each gap by risk, and produces a prioritised remediation roadmap. It is the first step of compliance implementation for ISO 27001, SOC 2, PCI DSS, HIPAA, GDPR or NIST.

What is the difference between a compliance assessment and a compliance audit?

A compliance assessment (or readiness assessment) is advisory: it identifies gaps and recommends fixes. A compliance audit is a formal evaluation — by an internal auditor or an external certification body — that tests whether requirements are met and records findings or issues a certificate.

Compliance readiness checklist

  • Scope defined: systems, data, locations and teams in scope.
  • Policies approved: information security and supporting policies.
  • Risk assessment completed: with treatment plan and owners.
  • Controls implemented: access control, logging, encryption, backups, vulnerability management.
  • Evidence collected: records that controls operate over time.
  • VAPT performed: recent penetration test with findings remediated.
  • Training delivered: security awareness for all staff.
  • Internal audit done: and corrective actions closed.

How to perform a compliance gap assessment

  1. 1Select the framework and scopeConfirm which standard applies and which systems and teams are in scope.
  2. 2Build the requirement listBreak the standard into testable requirements and controls.
  3. 3Gather evidenceInterview owners, review documents and inspect systems.
  4. 4Rate each gapClassify as met, partially met or not met, and rate the risk.
  5. 5Create the remediation roadmapPrioritise fixes with owners, effort and deadlines.
  6. 6Re-assess before the auditVerify that gaps are closed and evidence is ready.
FAQ

Frequently Asked Questions

Clear answers about what we do — and what we don’t. If you have any other questions, feel free to reach out to our team.

How long does a compliance gap assessment take?

Usually one to three weeks, depending on the framework and scope.

What is a compliance gap assessment report?

A document listing each requirement, current status, gap description, risk rating and recommended remediation, with an overall readiness score.

References & standards

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