Decision guide
VAPT vs penetration testing
Vulnerability assessment prioritizes breadth and severity triage; penetration testing emulates attacker tradecraft to validate exploitable paths. Most enterprise programmes need both, sequenced intentionally.
| Dimension | Vulnerability assessment (VA) | Penetration testing (PT) |
|---|---|---|
| Objective | Breadth of coverage and severity triage | Validate which attack paths are genuinely exploitable |
| Method | Broad, largely automated scanning across assets, versions and known weaknesses | Manual, goal-oriented exploitation of realistic attack chains across web, API, cloud or network |
| Answers | What might be exploitable | What is provably exploitable |
| Typical cadence | Quarterly | Before major releases, and after architecture changes |
| Commonly used for | Patch prioritisation and PCI ASV-style coverage metrics | Auditor proof of exploitability |
Vulnerability assessment (VA)
Broad coverage across assets, versions, and known weaknesses. Ideal for quarterly cadence, patch prioritization, and PCI ASV-style needs where coverage metrics matter.
Penetration testing (PT)
Goal-oriented exploitation of realistic attack chains—web, API, cloud, or network. Ideal before major releases, after architecture changes, or when auditors expect proof of exploitability.
Evidence expectations
- PCI DSS expects internal and external penetration testing on scoped environments.
- ISO 27001 Annex A expects systematic technical testing; combine VA + PT narratives for auditors.
- SOC and customer RFPs often ask for retest closure evidence—plan remediation windows up front.
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