Being born in the 2000s, I hardly got the chance to use any of the old operating systems many people talk about. As a Linux user, this topic always fascinates me. How old operating systems worked, ...

Attackers tried to exploit an OpenSSH flaw that permits logins to accounts without passwords. Other campaigns this week ...

Hackers are actively exploiting a recently discovered critical vulnerability that allows them to log in to privileged ...

Security researcher Paulos Yibelo turned a critical Linux kernel flaw, CVE-2026-99999 or PwnEscape, into a full escape from a ...

Publicly accessible servers exposing ARTEX AI hacking tools, exploit files, and operator data. The findings show how ...

Will your skill script run as-is on a different OS?When I rebuilt my sales skill for sale, I had to re-evaluate the language ...

A VulnCheck canary has caught the first live exploitation of CVE-2026-58115, an unauthenticated Node-RED admin API flaw.

Attackers hijacked cPGuard updates to plant a backdoor and collect server secrets, with 32 files confirmed retrieved from ...

Node-RED, a flow-based programming tool widely used in industrial control systems, is currently being targeted by unknown criminals exploiting a maximum-severity vulnerability to deploy malicious ...

Attackers are exploiting an authentication flaw (CVE-2026-58115) in Node-RED, a programming tool built into some industrial control products, to install a Linux bot and backdoors on unprotected ...

An unidentified attacker compromised the update channel for cPGuard, a security tool used on Linux hosting servers, to distribute a malicious script that installed a backdoor and collected sensitive ...

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, ...