Ivan's bookmarks: Security

• :: knock - a port-knocking implementation ::
• Breaking a Visual CAPTCHA
• chkrootkit -- locally checks for signs of a rootkit
• Common Vulnerabilities and Exposures
• Forgot the Administrator's Password?
• Please use Secure Shell (SSH) instead of Telnet or rsh-rcp-rlogin
• SANS Top 20 Vulnerabilities - The Experts Consensus
• Secure Deletion of Data from Magnetic and Solid-State Memory
• Secure Programming
• Sprex Password Generator
• The CAPTCHA Project.
• UNIX Security Checklist v2.0