A curated, searchable index of hands-on CTF labs covering Linux fundamentals, file system forensics, privilege escalation to root, secure shell scripting, network troubleshooting, firewall policies, ...

The IPFire project has released fireperf, an open-source measurement tool that opens connections at a fixed rate and reports what the device in the middle did with each one. It is free software aimed ...

An engineering solution for creating a hardware-isolated network sandbox (network namespace) in Linux. All L3 traffic within the isolated space is forcibly intercepted by a virtual tunnel interface ...

Unknown criminals are exploiting a maximum-severity vulnerability in Node-RED, a flow-based programming tool that is widely used in critical infrastructure, to deploy a flow that downloads and runs a ...

Linux 7.4 performance enhancements include a massive 265x speed boost for FAT32 pre-allocation. Read about the new ...

CL-UNK-1211 targets government Linux servers using AI-assisted scripts, PHP web shells, and SysGoRAT to steal credentials and ...

Anthropic says an unreleased AI model developed a zero-click Linux attack that ran commands as root, the operating system’s highest administrative authority. The Anthropic Linux kernel exploit targets ...

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Security researchers at Anthropic have developed an exploit for a critical Linux kernel vulnerability that allows unauthenticated attackers to remotely execute commands as root on servers running ...

Altera Agilex 2X FPGAs, unveiled at Innovators Day on October 28, introduce HyperFlow -- a dedicated on-chip data network ...

Now, I've already published a post covering Linux-exclusive apps that do a better job than their Windows counterparts, but ...

Best VPN for Ubuntu: five VPNs with real desktop apps, the Ubuntu releases each supports, and how to install them in a few ...