Security guides your team can ship this week

Every freelance web developer is one misconfigured header away from a client disaster. This guide covers everything you need to lock down your sites, audit clients, and charge more for it.

XXE injection exploits insecure XML parser configurations to read local files, probe internal networks, and achieve denial of service. This guide explains how XML external entity attacks work and how to configure parsers securely across all major languages.

SOC 2 Type II has become the de facto security credential for B2B SaaS. This guide unpacks the five Trust Service Criteria into the technical controls your engineering team needs to implement.

Account takeover attacks cost businesses billions annually. This guide covers every ATO attack vector and the technical controls that stop credential stuffing, session hijacking, and phishing.

The Referrer-Policy header controls how much URL information your browser shares when users navigate away from your site. Learn which value to choose and how to set it up.

Netlify security headers are configured through a `_headers` file or `netlify.toml` — both approaches take minutes to implement and activate critical browser security mechanisms that Netlify does not enable by default.

JWT attacks exploit implementation flaws in JSON Web Token validation — from the infamous 'none' algorithm bypass to algorithm confusion attacks that forge admin tokens with a public key. Here's the complete prevention guide.

Not sure whether you need a pentest or a vulnerability scan? Learn the differences, costs, use cases, and when each makes sense for your business.

CORS misconfigurations bypass the same-origin policy and let attackers steal credentials. Here's how to set up CORS correctly in Express, Django, and Next.js.