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Having a dashboard installed on your Linux server can be a great way of enhancing remote management capabilities, as well as getting an overview of its resource usage. In this video, I’ll show you Cockpit which is an awesome management system you can install very easily.
When you need to run Linux commands with elevated privileges, sudo is the tried and true method to run commands as another user (such as root). In this introductory tutorial, we’ll take a look at some of the inner-workings of sudo.
The New Year is just beginning, and we already have a few important CVE’s to discuss, this time around Polkit and LUKS. The CVE numbers for these vulnerabilities are CVE-2021-4034 and CVE-2021-4122 respectively. In this episode, Jay and Joao discuss these vulnerabilities.
Networking is often a difficult subject for newcomers, as some of the concepts are not always the easiest to explain. Since networking is an important element of homelab, it’s definitely something you’ll want to focus on. Network segmentation in particular can give you a foundation on which to build better security rules, but how do you implement it? What’s the actual benefit of segmentation? In this episode, Jay and Tom discuss some foundational concepts around network segmentation specific to homelab.
It’s frustrating when critical infrastructure encounters an issue that results in a disruption of service. High Availability is a concept that aims to help alleviate (or hopefully eliminate) such downtime, and is a very attractive goal for system administrators. In this episode, Jay and Joao discuss high availability, as well as its pros and cons.
When creating a deployment image or template for distributing Linux to devices or servers, it’s a good idea to make sure that you reset the host keys for SSH. In this video, I’ll show you an easy method I found for automating this.
You can find the systemd unit file I used in the video here.
(more…)The Log4Shell vulnerability is making its rounds all over security news sites, and with good reason – it’s quite easy to execute. In this episode, Jay and Joao discuss the vulnerability that exists within log4j, as well as some ways to keep your server safe.
Released on December 14th, Pop!_OS 21.10 is built on the latest Ubuntu base, and features a new application library feature. In this review, I’ll show off the new release, and give you my thoughts.
CrowdSec is a free application you can run on your Linux server, which provides an additional layer of security. CrowdSec aims to prevent intrusions and other forms of malicious activity, but it does it in a different way – it utilizes intelligence gathered from other users in order to enhance its protection. In this episode, Jay and Joao discuss CrowdSec with Philippe Humeau, the CEO of the project.
This year, we’ve had a number of interesting security breaches. In this episode of the Enterprise Linux Security podcast, Joao and Jay talk about the worst healthcare breaches of 2021, and some lessons that can be learned from these events. Specifically, this article is discussed.
Remote access into your homelab is very useful – you can fix and tune your servers from wherever you may be. But which technology should you use to facilitate remote access? There are many possible solutions. In this episode of The Homelab Show, Tom and Jay chat about OpenVPN and Wireguard, two of the most popular technologies for accessing your homelab while on the go.
The ps command is useful for taking a look at the processes that are running on your Linux system. In this video, I’ll show you the basics of the ps command, and some variations you can use to show the output in different ways.
