Linux Terminal: An lsof Primer

Linux Terminal: An lsof Primer

Article by Daniel Miessler first posted on his blog lsof is the sysadmin/security über-tool. I use it most for getting network connection related information from a system, but that’s just the beginning for this powerful and too-little-known application. The tool is aptly called lsof because it “lists openfiles“. And remember, in UNIX just about everything […]

How to check if you are vulnerable to shellshock

The most new and dangerous bug around it’s the one called “shellshock”, this is a security bug in the widely used Unix Bash shell which was disclosed on 24 September 2014. Many Internet daemons, such as web servers, use Bash to process certain commands, allowing an attacker to cause vulnerable versions of Bash to execute […]

Linux Games: Sanctum 2

Linux Games: Sanctum 2

I’ve recently bought an offer for Sanctum 2 on Steam, and while at the start I was a bit skeptic, I must say that I like this mix between a Tower Defense and an FPS. Sanctum 2 is the sequel to the world’s first Tower Defense/FPS hybrid game Pick from four unique character classes and […]

An introduction to systemd for CentOS 7

An introduction to systemd for CentOS 7

Article by Stuart Burns first posted on Openlogic.com With Red Hat Enterprise Linux 7 released and CentOS version 7 newly unveiled, now is a good time to cover systemd, the replacement for legacy System V (SysV) startup scripts and runlevels. Red Hat-based distributions are migrating to systemd because it provides more efficient ways of managing services and […]

How to share on linux the output of your shell commands

How to share on linux the output of your shell commands

Some time ago I posted an article about shelr.tv a website and a service that was made to allow you to share your terminal records directly from the website. Now the website of shelr.tv seems dead and so I’ve took a look around to see if there are similar websites and I’ve found commands.com. For […]