Most of us think of iptables strictly as a firewall tool for keeping remote attackers at bay. But did you know it also can be used to keep local users in line? The experimental match extension owner ...

When deciding on a firewall implementation, most Unix-savvy administrators have usually chosen to use ipfilter on OpenBSD for their combination of capabilities and stability, as the capabilities of ...

Firewalls. Surely, you've heard and read about them. You know the general idea of what they are, but can you set one up? Can you evade one? Hopefully after this, you can say yes. Any machine worth ...

I haven't tried ICQ recently but I do use AIM behind my firewall.<BR>The regular connection-tracking capabilities work fine. I think you may have to allow related connections, which is kind of a ...

Kali Linux 2021.3 was released yesterday by Offensive Security and includes a new set of tools, improved virtualization support, and a new OpenSSL configuration that increases the attack surface. Kali ...

Kali Linux is the world’s most popular offensive-security-optimized Linux distro. Maintained and managed by the fine folks at Offensive Security, Kali was born in 2006 as BackTrack Linux, but after a ...