Onyx Blog

Insights on security and compliance

Practical, no-nonsense guidance on PCI, ISO 27001, GDPR, penetration testing, and building an audit-ready security posture.

What Is a Penetration Test? A Buyer's Guide

A penetration test is an authorised, simulated cyberattack that proves what a real attacker could reach. How it works, the types, and what you should receive.