
Hardening Web Apps: Preventing Cross-Site Scripting (XSS)
A deep dive into identifying, testing for, and eliminating XSS vulnerabilities from your codebase using modern defense-in-depth strategies.
Ship software that defends itself
Security tutorials for developers and power users: secure coding, threat modeling, password hygiene, encryption basics, and protecting your accounts and apps.

A deep dive into identifying, testing for, and eliminating XSS vulnerabilities from your codebase using modern defense-in-depth strategies.

Master the defense mechanisms required to stop Cross-Site Request Forgery from compromising your users' data and session integrity.

A deep dive into implementing Content Security Policy to defend your web applications against modern injection attacks and data exfiltration.

Secure your web applications by mastering Content Security Policy to block malicious scripts and prevent data exfiltration effectively.

A technical guide to implementing Argon2id for secure credential storage, moving beyond outdated algorithms to resist modern hardware-accelerated attacks.

Secure your web applications by mastering Content Security Policy to block unauthorized scripts and prevent devastating Cross-Site Scripting attacks.

Most account breaches don't involve sophisticated hacking — they involve weak or reused passwords. Fixing that is the highest-return security habit you can build.