MikroTrick: RouterOS SSH rekey + file-descriptor argument injection =...
Based on the technical breakdown CERT Polska published on September 22 and Bishop Fox's independent reproduction from September 17, here's the architectural failure:RouterOS's SSH server allows a...
View ArticleRoundcube pre-auth SQLi (CVE-2026-48842) — patched in May, confirmed...
Based on the technical breakdown published by the Canadian Centre for Cyber Security and Roundcube's own May 24 advisory, here's the architectural impact: virtuser_query resolves a login name to a...
View ArticleI'm a Linux sysadmin who built a patch management tool out of my own...
Hi all,I've been a Linux admin for about 12 years (RHEL, SUSE, Ubuntu), and these days most of my work is vulnerability management. Patching across mixed fleets has always been the painful part:...
View Articlelinux multi seat server setup
i want to set up a linux multi seat class lab setup.using xeon old gen e5 v2 non-ecc ddr3 system for my local IT training startup. in bangladesh tech is expensive now days. if i buy used server parts...
View Articlewell claude just got my ip banned by fail2ban...
It was logging in via ssh to a server in a loop lol. instant fail2bana nd my control panel has no reboot interface. so ticket to support i guess... submitted by /u/Minimum_Hour519 [link] [comments]
View ArticleDocker or native installation of LAMP + Wordpress?
I am planning to deploy two wordpress websites on vps server. So far i have used only native installation for LAMP and Wordpress, but i see some people are recommending using Docker. Are there any...
View ArticleF5 BIG-IP APM CVE-2026-94127: heap overflow in the OAuth authorization server...
Based on F5's advisory K000162605 as relayed by CERT-EU (2026-013), Rapid7 and BleepingComputer, here is the architectural impact. I could not load F5's own page as text, so check versions against...
View ArticleLinux Networking Commands Pro-Tips
I have a live assessment interview tomorrow with a company. This company frequently works with routers and IoT devices, specifically in the use case of Wi-Fi/AI Sensing. I was told that in the...
View ArticleI built a read-only tool that maps your Hetzner architecture, costs,...
submitted by /u/jpolec72 [link] [comments]
View ArticleWhat's running on your servers that nobody else could explain if you...
Every place has one. A cron job with no comments, a script someone wrote in 2019, a box nobody dares reboot.Mine: a systemd timer firing a Python script I barely remember writing. It works, so I don't...
View ArticleBest book or videos for learning kubernetes quickly while practicing?
submitted by /u/human_with_humanity [link] [comments]
View ArticleVirgoOS: a Debian 13 image for self-hosting. Boot the USB, pick a disk, ZFS...
submitted by /u/Own_Valuable1055 [link] [comments]
View ArticleConfiguring postfix + dovecot w/ssl & tls
submitted by /u/MotorcycleMayor [link] [comments]
View ArticleClonezilla Live 3.3.3-37: HTTP Boot for mass deployment, LUKS2 support for...
If you deploy or image machines with Clonezilla, 3.3.3-37 just shipped with two changes worth knowing about.HTTP Boot for mass deployment. Clonezilla Lite Server now supports HTTP Boot alongside the...
View ArticleCVE-2026-7273: Zyxel GS1900 switches added to CISA KEV — unauthenticated RCE...
Based on the technical breakdown published by Zyxel and CISA's own KEV addition earlier this week, here's the architectural impact: the CGI program on GS1900's web management interface doesn't validate...
View ArticleOpen to Cloud / DevOps / SRE / Linux Administrator Opportunities
submitted by /u/CardiologistFair747 [link] [comments]
View ArticleHow do you manage Linux servers from Windows without installing an agent?
I'm curious how people here handle Linux server administration when their primary workstation is Windows.My current workflow involves a mix of:SSH for commands and servicesSFTP for file managementA...
View ArticlePlugin4Shell: SHA pinning bypass gives zero-click RCE across Claude Code,...
Based on the technical breakdown AIR Security published on September 17, here's the architectural impact: all four major AI coding agents share the same unverified assumption in their plugin checkout...
View ArticleIs there a typing test for technical work?
Ive used a few typing apps but most of them seem to focus on normal English sentences Id like to find something thats closer to what you actually type when working with Linux like commands flags paths...
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