"This site collects OVAL(Open Vulnerability and Assessment Language) definitions from several sources like Mitre, Red Hat, Suse, NVD, Apache etc and provides a unified, easy to use web interface to all IT security related items including patches, vulnerabilities and compliance checklists."
"BrowserLeaks.com - It's all about Web Browser Fingerprinting. Here you will find the gallery of web browser security testing tools, that tell you what exactly personal identity data may be leaked without any permissions when you surf the Internet."