Here’s an interesting read from Thomas Myer on encryption of data using PHP. “In this increasingly virtual online world, you have to be careful to protect your data. Learn the basics of encoding and encryptin...

Want to get your Web applications scanned for security? Here’s a new service from Mayflower GmBH called Chorizo! You can sign up for a free account to scan one site. They also have a paid version if you’d li...

Here’s a cool site where you can test some of your XSS skills. You’ll have to go through all the stages of this workshop, if you’re able to inject a javascript through XSS to get the password to the nex...

Cleaning up your inputs from $_POST, $GET and $_REQUEST is an important task if you’re looking at security of your PHP applications. You can prevent most kinds on Cross Site Scripting (XSS) attacks if you know how ...

All existing Joomla! users MUST UPGRADE to this version, due to several High Level vulnerabilities that affect ALL Previous versions of Joomla! 1.0.10 contains the following important security fixes: * 03 High Level Secu...

Yet another article on how to prevent spammers from using your mail scripts to send spam. Anyone who has an email address can tell you that spam is one of the great banes of the online world. But it’s not only dist...

(IN)SECURE Magazine is a freely available digital security magazine discussing some of the hottest information security topics. It can be distributed only in the form of the original non-modified PDF document. In the lat...

Here’s an interesting article on Ajax Applications and security. It won’t be long before content hijackers take over your XML data which you’re using for your Ajax applications. If data is more openly a...

Here’s an interesting article on Email Header Injection, a method spammers use to hijack your contact forms to send our mails. The article goes on to show how to protect the contact form from being abused. It has b...

By: Jacob Manser (lefteh) Blocking certain IP addresses from your site is actually much easier than you might think. In fact, it is only a seven-line code inserted at the top of your page! The code: 1 : < ?php 2 : $banne...