Linux has a wealth of applications, but sometimes the smaller tools get overlooked. Here's a list of those I'd prefer never to be without.

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DirtyClone, tracked as CVE-2026-43503, is a Linux kernel vulnerability that allows any local user to gain root privileges.

Most Linux server hardening guides list everything equally. This one ranks controls by when attackers hit them: SSH in the ...

Cisco SD-WAN zero-day CVE-2026-20245 was exploited months before disclosure: Mandiant reveals how a malicious CSV file ...

Microsoft has released the KB5095093 preview cumulative update for Windows 11 24H2 and 25H2, which fixes numerous bugs and ...

Artificial intelligence security startup Virtue AI Inc. is expanding its capabilities with the launch of Shadow AI, a new ...

AWS has introduced Lambda MicroVMs, built on its Firecracker virtual machine monitor, which can run isolated Linux containers ...

A new security patch just released for the Linux kernel. This isn't a typical headline-grabbing "instant root" exploit. Instead, it's a clever "File Descriptor (FD) Theft" vulnerability that has been ...

A campaign known as Shadow#Reactor uses text-only files to deliver a Remcos remote access Trojan (RAT) to compromise victims, as opposed to a typical binary. Researchers with security vendor Securonix ...

I investigated the two files necessary for authentication that are always involved when logging into a Linux server. These are the "passwd" and "shadow" files located in the /etc directory. Before ...

Add support for the Certipy [shadow] technique in the Linux abuse section for cases where Shadow Attack exploitation is applicable (for example when the target account has GenericAll or similar ...