Linux Magazine #241 - Print Issue

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Issue #241: Secure Your System

Security often means sophisticated tools like firewalls and intrusion detection systems, but you can also do a lot with some common-sense configuration. This month we study some simple steps for securing your Linux.

On the DVD: KDE neon 5.20.0 and elementary OS 5.2

DVD contents are not available with the digital version of the magazine.

Linux Magazine #241 - Print Issue

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Other highlights:
* Jam.py – an ingenious solution for adding a web interface to your favorite database
* Clonezilla SE – speed up your roll out by cloning Linux systems en masse
* MakerSpace – Learn to build a Christmas music box
* LinuxVoice – We study some real-world uses for rsync and tuptime

News
* New Emperor-OS Linux Distro Released
* Ubuntu Groovy Gorilla Beta Available
* Microsoft Finally Set to Release Edge Browser for Linux
* Lenovo Offering an Ubuntu 20.04 Option
* Linux deepin 20 Released
* Zorin OS 15.3 Now Available

Kernel News
* Shared Processes with Hyper-Threading
* Cleaning Up printk()
* Rust in the Kernel

System Hardening
A good reputation does not protect your Linux systems from attack. We'll show you some tips for detecting and warding off intruders.

Securing Your SSH Server
An SSH server facing the Internet will almost certainly be under attack, but a few proactive steps will help to keep the intruders away.

Distro Walk – KDE Plasma Distros
KDE Plasma's philosophy of customization has led to some unusual variations that promise a desktop to meet everyone's taste.

RebornOS
RebornOS offers an innovative alternative to Arch Linux that will appeal to Linux newcomers.

Cockpit
Meet Cockpit, an easy management tool that lets you watch your Linux servers from a convenient, web-based interface.

Git Essentials
Once you've started using Git, these seven utilities can help you get the most out of this essential version control system.

Command Line – Vimwiki
Vimwiki, a Vim add-on, offers a simple and effective command-line wiki with a choice of markup languages.

Programming Snapshot – Go Lyrics
Bathtub singer Mike Schilli builds a Go tool that manages song lyrics and helps him learn them by heart, line by line.

Jam.py
Create a convenient interface to your database.

Clonezilla SE
Managing a network can be complicated. Clonezilla SE lets you image and roll out multiple machines with ease.

Scientist's Toolbox
Linux and science are a natural fit. This versatile collection of science tools will help you get the work done and present it to others.

Charly – find and fd
Fd is an uncomplicated find replacement that discovers lost treasures in the filesystem.

PySimpleGUI
Use the same code for your Python GUI and web apps.

Christmas Tinkering
Make your own Christmas music box with a microcontroller, servomotor, NeoPixel LED ring, and mini-MP3 player.

This month in Linux Voice.

Doghouse – Education
Free and open source solutions have huge potential for use in high school and college education. So why aren't schools using more of them?

Website Backup
Shared hosting is the best way for first-time webmasters to get started. But what do you do about backup?

tuptime
How long has the Linux server been running without rebooting? And how often has the system rebooted without you noticing? Find answers with the tuptime tool.

FOSSPicks
Graham checks out Sigil, Dragonfly Reverb, LabPlot 2.8, Node-RED, batufo, rg3d, and much more.

Asciidoctor
The popular AsciiDoc documentation system still has a lot to offer, but more experienced users should check out Asciidoctor, which has some additional new features.

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