Category: Tutorials
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Patching for zombieload and friends on Linux – Dell Precision 5530
If you’re like me and like Linux enough to install it on hardware which is sold as a Windows running device then you’ll probably want to keep reading. During the last 1 – 2 years or so we started seeing new vectors of attack being discovered / exploited which unfortunately come from cutting corners when…
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MySQL/MariaDB replication
Sometimes you find yourself needing some form of high availability or fail over for your application that uses a MySQL/MariaDB backend. If you’re like me you’ll probably like the idea of doing this the Master – Master way which, by the way, is not the recommended way BUT works quite well. Here’s what needs doing:…
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Most common commands you’ll need when working with GIT
checkout a repository create a working copy of a local repository by running the commandgit clone /path/to/repositorywhen using a remote server, your command will begit clone username@host:/path/to/repository workflow your local repository consists of three “trees” maintained by git. the first one is your Working Directory which holds the actual files. the second one is the…
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Full disk encryption on software RAID with GPT partitions on Gentoo
Ever since I discovered the concept of full disk encryption (which happened to be when i had long hair and no job) I had this fetish of storing and running my stuff in a secure environment (think spy sh*t). The logic/reasoning behind full disk encryption is to limit someone’s access to your data in case…
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USB-c on CentOS7 ?
A few years ago (when I started work at TSOHost) I was given a Dell Notebook to use as my workstation which came with a few gadgets including a USB-c dock. To my surprise this notebook came with Ubuntu Linux (which as you might have figured out is not my thing because i’m a Gentoo…
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Nginx – Highly Available DNS
Sometimes classic DNS will simply not do (for various reasons – you’ll find some at the end of my post) and when that happens you start looking for interesting ways to set it up. I will show you how i chose to do DNS for my personal domain. Configure 2 servers (VMs, containers or physical)…