Penetration Testing Methodologies — Structured Approaches to Finding Vulnerabilities

Penetration testing isn't hacking in the Hollywood sense — randomly trying things until something breaks. Professional pen testing follows structured methodologies, documented phases, and clearly defined rules. It's more like a medical checkup than a break-in.

Understanding these methodologies matters even if you'll never be a pen tester. When you hire a firm to test your application, you need to understand what they're doing, why, and how to interpret their findings. And when you use your AI agent to review your own code for vulnerabilities, you'll want to ask the right questions.

What Is a Penetration Test?

A penetration test is a simulated attack against your systems, performed by authorized security professionals, to identify vulnerabilities before real attackers do. The key