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Key rules for Linux sysadmins

Network World

You need to know how to fix things when something breaks down, how to keep systems and data secure , how to monitor performance, how to manage backups , and how to craft clever scripts that make your work more consistent and save you time to do all the rest of your work. I spent more than 30 years managing Linux servers. Stay happy.

Linux 144
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The Linux Migration: Initial Progress Report

Scott Lowe

As a result, I’ve stepped up my work on a Linux migration, and I’m happy to report that I’ve made some progress. Linux Distribution. I’ve looked at a fair number of Linux distributions. I also went back and looked again at Ubuntu derivatives like Linux Mint. Here’s a quick update on where things stand so far.

Linux 60
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Using Secure Configurations | Standardize Your Security

Linux Academy

Ansible can help automate the backup, and you can learn more in this month’s how-to video that covers using Ansible to back up a Cisco ASA firewall. Don’t stop with the backup, though — we still need to monitor for changes. These tools provide reporting on changes to the operating system — but come with a price tag.

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Joint Cybersecurity Advisory: Watch Out for BlackMatter RaaS

SecureWorld News

Analysis of BlackMatter’s tactics, techniques, and procedures (TTPs) was gathered from third-party reporting in a "sandbox environment," which allowed BlackMatter's process to be surveyed in a safe, monitored environment. Instead of encrypting backup data, BlackMatter instead wipes it clean in some cases. Be sure the data is encrypted.

Backup 83
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How to find and fix spelling errors on Linux

Network World

Linux provides all sorts of tools for data analysis and automation, and it can also help with an issue that we all struggle with from time to time: spelling! Using aspell Likely the most frequently used and powerful of the spell checkers used on Linux systems is aspell. Here’s a simple example of how to use it.

Linux 150
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Patch Management | Roadmap to Securing Your Infrastructure

Linux Academy

However, in my opinion, it’s best to spend the money for a true patch management system that will report on failed patch installations and provide reports so you can identify what is out of date on each endpoint. Patching in a Linux environment. Consider using Ansible or Salt, and running your own patch management solution.

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Weekly Update 5-20-2019

Linux Academy

Great news for all of our Linux Academy students; Red Hat Enterprise is already available to try out in Linux Academy’s Cloud Playground! We have more information on t he release in general and all the new features in our podcast Linux Action News and episode 105. Creating a Secondary LUKS Passphrase and LUKS Header Backup.

Linux 60