On DevArticles.com today, there's a new tutorial posted that seeks to help you create a CHAP Login system for your site.

Web developers concerned with the security of their applications face one of their worst fears every time someone logs in: the possibility that passwords will be passed in plain text. Fortunately, there is a way to avoid this security risk. In this article, the first of three parts, Alejandro Gervasio helps you tackle this problem with a Challenge Handshake Authentication Protocol login system.

He shows you how to combine Javascript and PHP to create a login system where the data is encrypted on the client - thus keeping the password even safer as it's never sent in plain-text. They introduce you to the concept of the CHAP logins first before even dropping a hint of code so that when you do finally get there, you'll understand what's going on completely...