My SANS classmates were learning how to set and recognize file permissions on a Linux server and we realized it would be helpful to display the octal value of the permissions next to the normal rwx display.
Most of my websites run on a pair of Supermicro servers that I purchased from Silicon Mechanics (and I can’t say enough good things about them and their servers).
It’s been a little while since I last posted about installing Xen on Fedora, so I figured that Fedora 19’s beta release was as good a time as any to write a new post.
Changing my ssh port from the default port (22) has been one of my standard processes for quite some time when I build new servers or virtual machines.
I’m in the process of moving back to a postfix/dovecot setup for hosting my own mail and I wanted a way to remove the more sensitive email headers that are normally generated when I send mail.
This post covers the second half of my experience moving back to a Linux desktop but I figured it was a good opportunity to focus on the ThinkPad T430s itself as well as the Lenovo ordering experience.
Although I’ve been exclusively using a Mac for everything but servers since about 2008, I found myself considering a move back to Linux on the desktop after seeing how some people were using it at LinuxCon.
Automating package updates in CentOS 6 is a quick process and it ensures that your system receives the latest available security patches, bugfixes and enhancements.
After a recent issue I had with some users in the Puppy Linux forums, I thought it might be prudent to write a post about how to monitor and protect your reputation online.
Although GRUB 2 does give us some nice benefits, changing its configuration can be a bit of a challenge if you’re used to working with the original GRUB for many, many years.
The feedback from my last lengthy post (Lessons learned in the ambulance pay dividends in the datacenter) about analogies between EMS and server administration was mostly positive, so I decided to do it again!
While cleaning up a room at home in preparation for some new flooring, I found my original documents from when I first became certified as an Emergency Medical Technician (EMT) in Texas.
As promised in my earlier post entitled Kerberos for haters, I’ve assembled the simplest possible guide to get Kerberos up an running on two CentOS 5 servers.