
Amazon Linux 2023 achieves FIPS 140-3 validation
Amazon Linux 2023 (AL2023) has earned FIPS 140-3 Level 1 validation for several of its cryptographic modules. This means it’s now approved for use in systems that need …

Chaining two LPEs to get “root”: Most Linux distros vulnerable (CVE-2025-6018, CVE-2025-6019)
Qualys researchers have unearthed two local privilege escalation vulnerabilities (CVE-2025-6018, CVE-2025-6019) that can be exploited in tandem to achieve root access on most …

35 open-source security tools to power your red team, SOC, and cloud security
This article showcases free, open-source security tools that support your organization’s teams in red teaming, threat hunting, incident response, vulnerability scanning, and …

Review: Learning Kali Linux, 2nd Edition
Kali Linux has long been the go-to operating system for penetration testers and security professionals, and Learning Kali Linux, 2nd Edition by Ric Messier aims to guide …

The Windows Subsystem for Linux goes open source
Microsoft has officially open-sourced the Windows Subsystem for Linux (WSL), closing the very first issue ever filed on the Microsoft/WSL GitHub repository: “Will this be open …

Containers are just processes: The illusion of namespace security
In the early days of commercial open source, major vendors cast doubt on its security, claiming transparency was a flaw. In fact, that openness fueled strong communities and …

Nobara Linux 42 brings performance boost and better hardware support
The Nobara Project has released a new version of its Linux distribution, bringing updated packages, performance improvements, and a few visual tweaks aimed at making life …

Avocado OS: Open-source Linux platform for embedded systems
Peridio, a platform for building and maintaining advanced embedded products, has launched Avocado OS, an open-source embedded Linux distribution made to simplify the way …

Review: The Ultimate Kali Linux Book, Third Edition
Packed with real-world scenarios, hands-on techniques, and insights into widely used tools, the third edition of the bestselling Ultimate Kali Linux Book offers a practical …

Kunai: Open-source threat hunting tool for Linux
Kunai is an open-source tool that provides deep and precise event monitoring for Linux environments. “What sets Kunai apart is its ability to go beyond simple event …

Don’t let these open-source cybersecurity tools slip under your radar
This article showcases free, open-source cybersecurity tools that help you identify and address vulnerabilities, detect intrusion, protect websites from cyber attacks, monitor …

GUI frontends for GnuPG, the free implementation of the OpenPGP standard
GnuPG is a free and comprehensive implementation of the OpenPGP standard. It enables encryption and signing of data and communications, featuring a key management system and …
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