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Five Times When Updating Your OS Would Have Saved You From Being Hacked

raindog308
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Apr 17, 2025
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Comments (0)

Every checklist you've ever seen for securing your VPS includes "update your system regularly".  But is that one of those "best practices" that is more theoretical than a real-world necessity? To be honest, it's easy to not get around to running "apt update && apt upgrade".  In my experience, at least with Debian, updates rarely break things but it's always a small risk.  Nevertheless, it requires remembering to do it, spending the commands run, maybe rebooting, etc. Unfortunately, history has shown time and time again that skipping OS updates can leave even the best admins wide open to disaster. 

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Five Times When Updating Your OS Would Have Saved You From Being Hacked

"OMG! I Never Knew That!": The Simply Linux Tip That Has Got Me More Thanks Than Anything I've Ever Shared in 30+ Years

raindog308
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Jan 19, 2025
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Comments (1)

If you work in Linux or write shell scripts, I have a tip for you that is going to make your life a lot easier.

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Need a Laugh? Read the Linux Kernel List's Foam-Mouthed Responses to Russian Programmers Banned from Contributing to the Linux Kernel

raindog308
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Oct 25, 2024
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Comments (18)

Apparently, President Kennedy taking the U.S. off the silver standard in 1963 was the beginning of this plot.

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Need a Laugh? Read the Linux Kernel List's Foam-Mouthed Responses to Russian Programmers Banned from Contributing to the Linux Kernel

Nontechnical Nonsense: Rust Stirs Up a Storm of Drama in the Linux Kernel: Ted T'so Shouting, Maintainer Quits

raindog308
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Sep 03, 2024
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Comments (0)

On one side, you have devs trying to bring a memory-safe language into the kernel. On the other, you have C grognards with their pitchforks and torches.

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Nontechnical Nonsense: Rust Stirs Up a Storm of Drama in the Linux Kernel: Ted T'so Shouting, Maintainer Quits

RedHat Prepares to Give Bootloaders the Boot

raindog308
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Jul 22, 2024
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Comments (1)

Do we still need GRUB? RedHat says no and they're working on a project to replace GRUB by moving everything it does into the kernel itself.

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RedHat Prepares to Give Bootloaders the Boot

Irritation Removed: You Do Everything As Root And Hate Manually Removing Sudo From Copy-Paste Commands

raindog308
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Feb 11, 2024
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Comments (3)

You don't use sudo, but you're constantly coming across commands that are prefixed with sudo. Tired of having to first edit them to remove the sudo? We have a one-time solution for you.

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Irritation Removed: You Do Everything As Root And Hate Manually Removing Sudo From Copy-Paste Commands

Has the Itanic Finally Hit Its Last Iceberg? It's Been Removed From the Linux Kernel After a Little Drama

raindog308
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Jan 30, 2024
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Comments (0)

Remember Itanium? I recently had a close encounter with it. Linux has finally dropped support from it in the kernel, with a bit of drama.

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Has the Itanic Finally Hit Its Last Iceberg? It's Been Removed From the Linux Kernel After a Little Drama

LowEndBoxTV: Is Windows or Linux Faster on a Hetzner Dedicated Server?

Piotr
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Jan 28, 2024
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Comments (0)

Is Windows or Linux faster on a server? The answer is, naturally, "it depends". But what it depends on might surprise you, and the benchmarks will definitely surprise you! 

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LowEndBoxTV: Is Windows or Linux Faster on a Hetzner Dedicated Server?

Now on LowEndBoxTV: "The Deprecated, Bloodstained Code in the Linux Kernel" Documentary

raindog308
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Jan 17, 2024
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Comments (0)

One of our most popular posts ever was a piece we ran last year entitled The Deprecated, Bloodstained Code in the Linux Kernel. Now we've got a YouTube version of the story for you to watch, including some new audio of Hans commenting on his marriage from a prison phone call.  It's just just a word-for-word reading of our story but a fresh script, and we think you'll enjoy it.

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Now on LowEndBoxTV:

Turbo-Charge Your Linux Shell With These Easy Tricks!

raindog308
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Sep 22, 2023
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Comments (2)

Recently I had some folks watching my shared screen and they were constantly saying "oh, that was cool, I didn't know you could do that in the shell". Here's some shell tricks I showed them.

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Turbo-Charge Your Linux Shell With These Easy Tricks!

The Deprecated Bloodstained Code in the Linux Kernel

raindog308
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Jun 04, 2023
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Comments (31)

Many wonderful people have contributed to the Linux kernel. But one particular codebase has a dark past, and is scheduled to be removed in 2025.

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The Deprecated Bloodstained Code in the Linux Kernel

No, 'airforce' is Not a Good Password: Check Out This Honeypot

raindog308
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Apr 12, 2023
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Comments (0)

LowEndTalk user htop setup a honeypot to trap ssh passwords. Watch skiddies in real time!

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No, 'airforce' is Not a Good Password: Check Out This Honeypot

Fedora Gives Up on DeltaRPMs

raindog308
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Mar 16, 2023
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Comments (0)

14 years ago, Fedora had a cool idea: why send an entire RPM when the client only needs a delta from the RPM it already has? Why not just send them deltas? Alas, this idea didn't quite work out.

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Fedora Gives Up on DeltaRPMs

Command Line Life: Weather at Your Fingertips

raindog308
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Mar 01, 2023
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Comments (0)

Who needs an app or a smart watch or even a thermometer when you've got command-line tools to give you full details about the weather in any major city of the world!

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Command Line Life: Weather at Your Fingertips

Put a Glide in Your Stride and a Dip In Your Hip and Use a Mother Script!

raindog308
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Feb 12, 2023
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Comments (0)

In this tutorial, learn how to make your cron-driven shell scripts easier to manage by using a mother script. We'll show you how you'll never have to think about cleaning up temp files again!

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Put a Glide in Your Stride and a Dip In Your Hip and Use a Mother Script!

PHP 7 Is Officially Dead

raindog308
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Nov 29, 2022
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Comments (1)

As of today, PHP 7.4 is end of life, which means the PHP 7 version is now officially retired. Some distributions will backport security patches, but really, it's time to move on.

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PHP 7 Is Officially Dead

Linux 6.0 is Here! Linus Wants to Pet Your Backends

raindog308
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Oct 08, 2022
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Comments (4)

No really. That's technical terminology.

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Linux 6.0 is Here! Linus Wants to Pet Your Backends

Commifying Numbers in Linux: Not as Easy as it Looks

raindog308
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Jul 07, 2022
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Comments (2)

Today I had a need to process large numbers of PostgreSQL database tables and report how many rows were in each.  Once I had that information, I needed to do some additional math on this data and then...

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Commifying Numbers in Linux: Not as Easy as it Looks

Free Udemy Courses! Our Community Resource Just Keeps Going

raindog308
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Jun 09, 2022
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Comments (0)

A while back, we alerted you to a thread on LowEndTalk where community member - and now moderator! - @Arkas shared free courses from Udemy. That thread was started in September and the community is st...

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Free Udemy Courses! Our Community Resource Just Keeps Going

OpenSSH Suffered a "Near Miss" But is Now Post-Quantum

raindog308
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Apr 23, 2022
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Comments (0)

According to the change log, OpenSSH 9.0 suffered a "near miss" - a potential vulnerability that was found and fixed before anyone could attempt to exploit it: "Near miss in sshd(8): fix an integer ov...

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OpenSSH Suffered a

Ramdisks: Why You Might Enjoy One, Plus a Performance Puzzler

raindog308
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Apr 19, 2022
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Comments (0)

A ramdisk - or if you prefer, RAMdisk - is a method of taking a section of memory and treating it as disk.  If you think about it for a moment, the pros/cons should be obvious: RAM is much faster than...

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Ramdisks: Why You Might Enjoy One, Plus a Performance Puzzler

LowEnd Benchmark Wars Heat Up!

raindog308
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Apr 13, 2022
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Comments (0)

Ok...just kidding.  There are no benchmark wars. But if you're into benchmarking, you should check out LowEndTalk member @Liso's fork of the famous YABS script, which is getting some discussion over t...

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LowEnd Benchmark Wars Heat Up!

Here Today, Gone When You Exit: Proper Tempfiles in Shell Scripts

raindog308
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Apr 09, 2022
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Comments (1)

In the course of my career, I've periodically come across code like this in shell scripts: TEMP_FILE=/tmp/tempfile Or sometimes, slightly more elegantly: TEMPFILE=/tmp/tempfile.$$ The problems with th...

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Here Today, Gone When You Exit: Proper Tempfiles in Shell Scripts

Tutorial: Moving a Proxmox VM to Different Disk

raindog308
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Mar 17, 2022
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Comments (1)

I've setup a home virtualization lab using ProxMox, which is a free and very powerful virtualization host. Prior to ProxMox, I tried: VmWare ESXi: No clones in the free version?  See ya. XCP-ng: Got s...

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Tutorial: Moving a Proxmox VM to Different Disk

Run a $8 Million Mainframe at Home for FREE!

raindog308
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Mar 05, 2022
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Comments (13)

In the mid-70s, my father worked in the American automotive industry in Michigan, and I visited him at work as a small boy.  He took me into the "computer room" (as they used to call datacenters) and...

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Run a $8 Million Mainframe at Home for FREE!

Are You Recyling Old Hardware for Your DIY? The Environment Isn't Thanking You

raindog308
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Feb 17, 2022
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Comments (2)

Do you have a home file server?  Maybe because you want to serve media files to your TV/Roku/etc., share info among family members, backup your devices, etc.  If so, what do you use? LowEnders are usu...

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Are You Recyling Old Hardware for Your DIY? The Environment Isn't Thanking You

FREE Root Shells on Linux Servers Thanks to polkitd Vulnerability

raindog308
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Jan 26, 2022
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Comments (2)

A new vulnerability that affects many Linux systems has been revealed: Pwnkit. This attack uses a vulnerability in polkitd to allow any user to escalate his privileges to root.  There are patches for...

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FREE Root Shells on Linux Servers Thanks to polkitd Vulnerability

RHEL 9 Goes Beta

raindog308
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Nov 06, 2021
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Comments (1)

Now that (hopefully?) the CentOS Stream debacle and the subsequent rise of Alma and Rocky Linux is behind us, there's news from RedHat that RHEL 9 has gone beta.  Is this the love child that will fina...

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RHEL 9 Goes Beta
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