PUBLIC MARKS with tags hashing & security

If you're a web developer, you've probably had to make a user account system. The most important aspect of a user account system is how user passwords are protected. User account databases are hacked frequently, so you absolutely must do something to protect your users' passwords if your website is ever breached. The best way to protect passwords is to employ salted password hashing. This page will explain how to do it properly.

Time and time again you hear about a company having all of their users' passwords, or "password hashes", compromised, and often there's a press response including one or more prominent security researchers demonstrating how 1,000 users had the password "batman", and so on. It's surprising how often this happens considering we've had ways to do password authentication that don't expose users' passwords, or at least makes it significantly harder to crack them, for several decades.

Matasano Security LLC - Chargen - Enough With The Rainbow Tables: What You Need To Know About Secure Password Schemes