AJAX (Asynchronous JavaScript and XML) is a popular technique for creating interactive websites, by providing a concept for data exchange between client and server asynchronously.

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Designing single-sign-on with JSONP/CORS?

I like the way that OAuth/OpenID can authenticate/identify a user from another domain, but only if the other domain allows it (presumably on the user's instructions). I would like to do something ...
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PHP/Ajax Data transmission security

I'm learning about web security mechanisms. I have developed the following system in PHP and JavaScript: assuming that I have a page named: messages.php which is a real-time chat system. first when ...