Microsoft warns hackers use GSocket backdoors to maintain Linux server access even after security flaws are patched.

Observed attackers deploying GSocket, an open source remote access tool, on compromised Linux servers to maintain hidden ...

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, ...

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

Low RAM? No problem.

IT史（不定期更新）｜hibara428｜note ITの偉人たちを紹介する記事を不定期更新。 科学はそのプロセスからして歴史からなる。アイデアの源泉でもある。もっとIT史を note.com A High School Dropout from ...

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 ...

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

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 ...

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, ...

A maximum-severity authentication bypass in Siemens SIMATIC IoT2050 Advanced gateways is being actively exploited, VulnCheck reported after its honeypot network captured attacks beginning October 30, ...

Korbin is a Linux system administrator who spends most of his time in a terminal figuring out how things actually work. Over ...