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, ...
Once you get the hang of these, they're pretty straightforward.
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 ...