Articles
Production-ready mini-Kubernetes installations
Kubernetes can be highly complex, with massive setup routines that are totally over the top for newcomers. If you want to try out Kubernetes or run it in production, you have a number of options, even if you decide not to use the comprehensive packages from established vendors.
Automated health checks
The open source Dradis framework helps you create plans for carrying out team pentests and facilitates the task of standardizing reports from different tools to create summary output.
Optimizing domain controller security
Configure your domain controller security settings correctly with Policy Analyzer and current Microsoft baselines for a leak-tight Active Directory.
Migrate your Git repositories to Gitea
Nothing is forever, not even a Git server. After the purchase of GitHub by Microsoft, I found a new home in Gitea for version control.
Explore automation-as-code with Ansible
The Ansible automation tool makes it really easy to implement IT scenarios as code. We use structured YAML code to roll out Ansible in the form of AWX.
File Integrity Checks with AIDE
If an attacker gains access to systems by working around your defenses, you need to discover the attacker's tracks in good time, at least to mitigate the further risk of damage. We show you how to monitor changes to files with the Linux AIDE tool.
Core Linux Commands for HPC
Many people want to get into HPC but aren’t sure how. W e consider c ommands that would be a good starting point, especially if you want to build your own home system.
Getting your virtual machine dimensions right
Massive, performance-hungry VMs require proper handling to meet their dynamic requirements. We give you some rules to help size these monsters properly.
Networking strategies for Linux on Azure
We explore advanced networking strategies tailored for Linux workloads on Azure.
Microsoft Exchange replacement
Grommunio is setting itself up as an open source drop-in replacement for Microsoft Exchange.
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