When it comes to security, public disclosure of vulnerabilities and working exploit code is now common. We look at why this can be both harmful and helpful to securing your systems.

Apache offers several options for adding a password-protected area to a website.

The Open Web Application Security Project (OWASP) has placed videos of its latest conference online. The open- source project concerns itself with web application security.

Are your systems secure against DNS attacks? We'll show you why they matter and help you determine whether you are vulnerable.

Romain Gaucher, a specialist in web security, offers his Scalp tool in version 0.4. The log analyzer searches for attacks on Apache web applications.

Learn more about protecting your website with NoScript, ModSecurity, and Site Security Policy.

Conventional, woodpecker-style port knocking is open to sniffing and brute force knocking attacks. Sending an encrypted packet with an access request to the server is safer and more modern. Learn more about Firewall Knock Operator, a.k.a. Fwknop.

Grendel Scan version 1.0, a Web application testing tools, was introduced at the Defcon Security Conference in Las Vegas.