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Part two in a series that covers how to set up secure access to your Linux environment with session recording and containerized servers.
What's your favorite automation tool?
The eternal goal of every good sysadmin is to be replaced by a script.
Sysadmin tales: My worst mistake as a sysadmin
There are mistakes and then there are big mistakes. Thankfully, some have an easy fix.
SSH password automation in Linux with sshpass
The sshpass utility helps administrators more easily manage SSH connections in scripts.
Sysadmins: How to you think about documenting procedures?
Tips for documenting procedures from complex technical tasks to simple handwashing.
Scanning containers for vulnerabilities with OpenSCAP and Podman
Containers are no more secure than physical machines. Find out how to scan yours for vulnerabilities.
Scheduling updates in Linux using yum-cron
If you hate cron or just want an easy way to configure your yum updates to run automatically, yum-cron is your new best friend.
Filtering tcpdump: Creating order from chaos
Learn to use tcpdump's filtering capability to make it easier to make sense of your network data.
5 Linux network troubleshooting commands
Linux provides many command-line tools to help sysadmins manage, configure, and troubleshoot network settings.
Code is not documentation
Documenting your work is about more than simply making your infrastructure reproducible.
Set up SSH access with session recording and containerized bastion servers: Part 1
Use rootless containers and SSH to configure session recording and centralized SSH logs.
Tick-tock. Does your container know what time it is?
Traditionally, Linux computer systems are installed on a physical or virtual machine, and one of the questions asked during the install is: What time zone is the machine is running in? Here's how to set the time zone inside a container with the --tz flag.
Use Vim macros to automate frequent tasks
Make your text editing easier and more efficient by using macros to automate tasks in Vim.
Container video series: Rootless containers, process separation, and OpenSCAP
Learn more about rootless containers, PID namespaces, and OpenSCAP in this exciting new video series.
Sysadmin university: How to write a README file
The README file is one you normally see when you've downloaded source code in order to compile and install it on your system. It (hopefully) is a guide that helps you understand, install, and set up your new application with ease. Writing the ever-popular README file isn't as straightforward as you might think. This guide makes it easy.
System statistics: Linux stat commands to know
Take a look through our collection of articles about tools that help you pull the data you need to better manage your Linux systems.
ReaR: Backup and Recover your Linux server with confidence
How about a sysadmin tool that helps you to "relax and recover?" ReaR does that.
Troubleshoot your network with tcpdump
A look at tcpdump and its options, as well as a real-world use case, for debugging networking issues in your Linux environment
SELinux changes for KVM-separated (Kata) containers
Understanding SELinux types that improve security in container engines such as Podman and CRI-O.
Mount NFS filesystems with autofs
Learn about the autofs utility and how it can help you to automatically remote local and remote filesystems in Linux.
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