Linux Magazine Preview
Issue 200 / July 2017

Digital Editions:

Get ready for another issue of Linux Magazine! The digital edition is already available for purchase online. The print edition is on its way to your newsstand and will appear sometime around the following dates:

UK: June 3
Europe: June 5
North America: June 30
Australia: July 31

This month we celebrate our 200th issue with a special look at the great GNU Public License. Other Highlights:

• Log Monitoring Tools – We look at LOGalyze, Logcheck, Logwatch, MultiTail, and Swatchdog.

• Two-Factor Authentication – A single password isn't enough if you really want to keep your data safe.

Over at Linux Voice, you'll pick up some LibreOffice tricks and learn to scrape the web with Common Crawl. See our quick contents summary at our website.

Print copies of Linux Magazine purchased at your local newsstand or through our online shop include a free Linux Magazine DVD featuring Linux Voice Archive DVD with all 32 issues!

As a special bonus for newsletter subscribers, you can easily purchase individual articles from the issue in PDF format. Read on for the contents, and click a link to purchase an article from this issue of Linux Magazine.

* Google Play Magazines available in AUS, CA, FR, DE, IT, UK, USA
In this issue: Linux Event Calendar

NEWS:

Updates on technologies, trends, and tools

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Equilibrium: FOSDEM 2017

Long lines and interesting discussions awaited the visitor at this year's FOSDEM event in Brussels, Belgium.

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Copyleft: The Story of the GPL

The GNU General Public License was born of the simple idea that freedom matters. Yet this simple tool for protecting freedom has another important feature that makes it even more powerful, and that is the ability to build communities.

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For Want of a Printer: Free as In Freedom – Richard Stallman and the Free Software Revolution

This is an excerpt from the book Free as in Freedom 2.0: Richard Stallman and the Free Software Revolution

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Ice in the Wintertime: An interview with Eben Moglen

Few have had a closer view of the Free Software revolution than Eben Moglen, former lead counsel for the Free Software Foundation and founder of the Software Freedom Law Center. We asked Moglen about the legal basis for the GPL's famous copyleft protection and the long, steady effort to tell the world about the benefits of free software.

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Small Supervisor: Five Log Monitoring Tools

Anyone wanting to monitor logfiles could use one of the big dogs like Nagios or Icinga. However, lightweight alternatives can also sniff out threats and take much less time to set up. We put five of these little guard dogs to the test.

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Pi Recipes: Building a Yocto-based Knoppix for the Raspberry Pi

The professor sets the stage for Knoppix on an SD card that runs on the Raspberry Pi.

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Start Assist: Boot Repair Disk

Sometimes things go wrong when you are installing an operating system on a hard disk drive or SSD. A boot repair disk gets your boot configuration back on its feet, quickly.

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Programming Snapshot – Pushover: The Bouncer

A number of sensors and cameras send author Mike Schilli a short message if someone tampers with his apartment door. He has now applied this security principle to the SSH entrance of his Linux computer.

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Charly's Column – Pi-hole: The Hole Truth

A strange rule seems to dictate that the most useless products and services have the most annoying online advertising. Columnist Charly blocks the garish advertising for all computers on his network centrally with the Pi-hole tool, which is not only for Raspberry Pi devices.

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Lockdown: Secure your logins with two-factor authentication

Add an extra layer of protection with one-time passwords.

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DIY Maps: Maps with uMap

uMap provides an easy way to create advanced maps based on the OpenStreetMap service. This article explains how to put uMap's features and functionality to practical use.

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Up and Coming: The arrival of open hardware

We look at some of the new open hardware projects underway.

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Proceed with Caution: Pinning sources in Debian

Debian discourages the use of pinning to set preferences for package repositories, because the practice can have disastrous results. We take a closer look.

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Linux Voice: Introduction

The unstoppable march of progress.

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News Analysis: The Linux Voice View on What's Going on in the World of Free Software

It's not enough to tinker with copyright rules; the whole concept needs reviewing for the digital age.

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Unity Is Strength:

Choice is good? And we've chosen.

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Get Involved: How to Start Your Own FOSS Project

Don't just consume Free Software – contribute to it! We share the tips and tricks required to start a successful FOSS project.

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maddog's Doghouse: Paid vs. Unpaid

"maddog" takes a look at various factors that go into creating good code.

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FAQ: Common Crawl

Download the entire web to kick-start a data science empire.

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Core Technology: Virtualization Sneak Peek

Ever wondered what's happening inside a virtual machine? Join us for an exciting tour into virtualization deep waters.

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FOSSPicks:

We explore KDevelop 5.1, Riot.im, Cursynth, QMapShack 1.8, KWipe 2.1.3, Rapid Photo Downloader 0.9, Kakoune, VPG 0.2.8, Anbox (alpha), Terasology Alpha 7, and Mudlet 3.0.

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Tutorials – Systemd: Systemd Services 101

Take control of the services running on your Linux machine

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Tutorials – LibreOffice: Dive into LibreOffice – Hidden Gems

Discover some hidden and lesser known features in LibreOffice, to help you work faster and smarter (and gain extra geek points).

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Featured Events, sponsored by Linux Magazine/Linux Pro Magazine:


ISC High Performance (ISC 2017)
Frankfurt, Germany
06/18/2017 to 06/22/2017

Maker Faire Kansas City
Kansas City, Missouri
06/24/2017 to 06/25/2017

USENIX ATC '17
Santa Clara, California
07/12/2017 to 07/14/2017

See our Event Calendar for a comprehensive list.