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Kevin Stubbings

4 articles by Kevin Stubbings.

Security — Localhost dangers: CORS and DNS rebinding

Localhost dangers: CORS and DNS rebinding

What is CORS and how can a CORS misconfiguration lead to security issues? In this blog post, we’ll describe some common CORS issues as well as how you can find and fix them.

KSKevin StubbingsKevin Stubbings·April 3, 2025Security
Security — Introduction to SELinux

Introduction to SELinux

SELinux is the most popular Linux Security Module used to isolate and protect system components from one another. Learn about different access control systems and Linux security as I introduce the foundations of a popular type system.

KSKevin StubbingsKevin Stubbings·July 5, 2023Security