security – Page 2 – Learn Linux TV

How to Set Up KernelCare Enterprise for Reboot-Free Live Patching

2023-02-082023-01-31

Live patching enables Linux server administrators to benefit from critical security fixes right now, with the flexibility of rebooting later. There are multiple services that facilitate live patching, and in this video Jay goes over how to set up KernelCare Enterprise for this very purpose. This tutorial will go over what KCE is, how to install it, check for patches, and more!

Thanks to TuxCare for sponsoring today’s video.

Check out KernelCare Enterprise here. You can find a list of patches that KCE has available here.

Enterprise Linux Security Episode 53 – Digital Twins

2023-02-082023-01-19

By using clever infrastructure engineering strategies to increase reliability, you can minimize disruption and downtime for your organization. Another technique to consider is the concept of Digital Twin – having a full system clone/mirror you can use to test enhancements, perform a root-cause analysis, or more. In this episode, Jay and Joao discuss Digital Twins and how the concept can potentially help your organization.

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Relevant Articles

Digital Twin (Wikipedia article)
More malicious packages posted to online repository. This time it’s PyPI

Enterprise Linux Security Episode 51 – Samba in the Kernel, What Could Possibly Go Wrong?!

2023-02-082023-01-05

Adding unnecessary components to the Kernel is generally a bad idea, as it increases its threat surface. In this episode, Jay and Joao discuss a recent story that’s a perfect example of why it’s important to keep this under control. A vulnerability was recently discovered in the Linux kernel that scored the highest possible rating, and it all started when ksmbd was added.

Download Links

MP3 version
MP3 version (smaller file, lower bitrate)
Ogg version

Relevant Articles

5 Must Have Tweaks to Secure OpenSSH

2023-02-082022-11-14

OpenSSH is a fantastic tool for remotely managing Linux servers, but with great power comes great responsibility! If a threat actor is able to gain access to OpenSSH on your Linux server, then they have full access to cause all kinds of mischief. In this video, Jay goes over 5 must-have tweaks to strengthen the security of OpenSSH on your server.

Thanks to Linode for sponsoring this video. Support LearnLinuxTV and spin up your very own Linux server by checking out their awesome cloud platform.

Enterprise Linux Security Episode 46 – Monitoring

2023-02-082022-10-28

If you’re in charge of maintaining servers and related equipment, what should you monitor? While monitoring is something that will grow and expand over time, Jay and Joao will give you some tips in this episode to get you started. Check out this episode for some tips on some of the baseline checks you should implement with your monitoring solution of choice.