Security

Interview with a Ninja, Part I

Mick chats with a highly skilled, highly ethical system cracker. more>>

Back from the Dead: Simple Bash for complex DdoS

If you work for a company with an online presence long enough, you'll deal with it eventually. Someone, out of malice, boredom, pathology, or some combination of all three, will target your company's online presence and resources for attack. more>>

Building a Transparent Firewall with Linux, Part V

Build a transparent firewall using an ordinary PC. more>>

Introduction to Forensics - A Report from Southwest Drupal Summit

What do you do once you realize one of your servers has been compromised? I recently had the opportunity to hear Linux Journal's own Kyle Rankin give a very impressive talk covering this situation at the Southwest Drupal Summit in Houston, Texas. more>>

Building a Transparent Firewall with Linux, Part IV

Arm your stealth firewall with a custom iptables script. more>>

Web Application Security Testing with Samurai

Web site vulnerabilities often occur in very non-obvious ways. Whether you're a Web developer or run a Web site, you need to understand how it's done and how to test your site. more>>

Building a Transparent Firewall with Linux, Part III

Hack your cheap wireless gateway into a stealth firewall. more>>

Hack and / - Some Hacks from DEF CON

What happens when a sysadmin goes to a hacker conference? He gets a fresh perspective on computer security. more>>

Linux Distribution: Lightweight Portable Security

Lightweight Portable Security is a LiveCD distro designed by the US Department of Defense to function as a secure end node, in other words, a safe environment from which to access the web or a remote desktop host. The focus is on security, and for this reason, it boots from a CD and executes from RAM, providing a web browser, a file manager and a few other small tools. more>>

firewall

Paranoid Penguin - Building a Transparent Firewall with Linux, Part I

Yes, you still need a firewall. How about a transparent one? more>>

Paranoid Penguin - Linux VPNs with OpenVPN, Part V

Tips for success in using OpenVPN for secure remote access. more>>
Security

Security vs. Convenience

Although my intent is not to start the next GNOME/KDE-level war, it seems there must be a happy medium between total desktop insecurity and total desktop unusability. Linux offers so many ways to secure data that it's important to realize it's okay for folks to have different needs and desires. Sure, there are some basic security measures we all should take—things like: more>>

Paranoid Penguin - Linux VPNs with OpenVPN, Part IV

Use dangerous local-area networks without fear with OpenVPN. more>>

Senator Moves To Form Federal "Cyber-Emergency" Agency

Though most of us would admit we get a bit jumpy when our internet connection goes on the fritz, it's unlikely that many could call it an emergency. The potential for a massive cyber-emergency is on the mind of at least one Senator, however, who wants to give the President the power to "protect" us against an internet crisis. more>>

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