Provides information on using the latest Ubuntu release, covering such topics as installation, customizing the GNOME panel, installing applications, using printers and scanners, connecting to the Internet, using multimedia, and security.

Provides information on using the Xandros 3 version of the Linux operating system, covering such topics as installation, using the Internet, using scanners and printers, downloading software, and using digital cameras.

A comprehensive guide for teaching system administrators, developers, and security professionals how to create their own systemd units and maintain system security Key Features Maintain and troubleshoot systemd services with ease Learn to create, modify, and reload service files and use systemd utilities Use cgroups to control resource usage and enhance security Book DescriptionLinux Service Management Made Easy with systemd will provide you with an in-depth understanding of systemd, so that you can set up your servers securely and efficiently.This is a comprehensive guide for Linux administrators that will help you get the best of systemd, starting with an explanation of the fundamentals of systemd management.You’ll also learn how to edit and create your own systemd units, which will be particularly helpful if you need to create custom services or timers and add features or security to an existing service. Next, you'll find out how to analyze and fix boot-up challenges and set system parameters. An overview of cgroups that'll help you control system resource usage for both processes and users will also be covered, alongside a practical demonstration on how cgroups are structured, spotting the differences between cgroups Version 1 and 2, and how to set resource limits on both. Finally, you'll learn about the systemd way of performing time-keeping, networking, logging, and login management. You'll discover how to configure servers accurately and gather system information to analyze system security and performance. By the end of this Linux book, you’ll be able to efficiently manage all aspects of a server running the systemd init system. What you will learn Use basic systemd utilities to manage a system Create and edit your own systemd units Create services for Podman-Docker containers Enhance system security by adding security-related parameters Find important information with journald Analyze boot-up problems Configure system settings with systemd utilities Who this book is for This book is best suited for Linux administrators who want to learn more about maintaining and troubleshooting Linux servers. It will also be useful for aspiring administrators studying for a Linux certification exam, developers looking to learn how to create systemd unit files, and security administrators who want to understand the security settings that can be used in systemd units and how to control resource usage with cgroups. Before you dive into this book, you’ll need a solid working knowledge of basic Linux commands.

“As an author, editor, and publisher, I never paid much attention to the competition—except in a few cases. This is one of those cases. The UNIX System Administration Handbook is one of the few books we ever measured ourselves against.” —Tim O’Reilly, founder of O’Reilly Media “This edition is for those whose systems live in the cloud or in virtualized data centers; those whose administrative work largely takes the form of automation and configuration source code; those who collaborate closely with developers, network engineers, compliance officers, and all the other worker bees who inhabit the modern hive.” —Paul Vixie, Internet Hall of Fame-recognized innovator and founder of ISC and Farsight Security “This book is fun and functional as a desktop reference. If you use UNIX and Linux systems, you need this book in your short-reach library. It covers a bit of the systems’ history but doesn’t bloviate. It’s just straight-forward information delivered in a colorful and memorable fashion.” —Jason A. Nunnelley UNIX® and Linux® System Administration Handbook, Fifth Edition, is today’s definitive guide to installing, configuring, and maintaining any UNIX or Linux system, including systems that supply core Internet and cloud infrastructure. Updated for new distributions and cloud environments, this comprehensive guide covers best practices for every facet of system administration, including storage management, network design and administration, security, web hosting, automation, configuration management, performance analysis, virtualization, DNS, security, and the management of IT service organizations. The authors—world-class, hands-on technologists—offer indispensable new coverage of cloud platforms, the DevOps philosophy, continuous deployment, containerization, monitoring, and many other essential topics. Whatever your role in running systems and networks built on UNIX or Linux, this conversational, well-written ¿guide will improve your efficiency and help solve your knottiest problems.

Full of tips, tricks, and helpful pointers, this is a hands-on, project-based guide to Ubuntu, a completely free Linux operating system. The authors tackle topics of interest to the everyday user, such as customizing the desktop, installing programs, and playing audio and video.

One of the fastest ways to learn Linux is with this perennial favorite Eight previous top-selling editions of Linux For Dummies can't be wrong. If you've been wanting to migrate to Linux, this book is the best way to get there. Written in easy-to-follow, everyday terms, Linux For Dummies 9th Edition gets you started by concentrating on two distributions of Linux that beginners love: the Ubuntu LiveCD distribution and the gOS Linux distribution, which comes pre-installed on Everex computers. The book also covers the full Fedora distribution. Linux is an open-source operating system and a low-cost or free alternative to Microsoft Windows; of numerous distributions of Linux, this book covers Ubuntu Linux, Fedora Core Linux, and gOS Linux, and includes them on the DVD. Install new open source software via Synaptic or RPM package managers Use free software to browse the Web, listen to music, read e-mail, edit photos, and even run Windows in a virtualized environment Get acquainted with the Linux command line If you want to get a solid foundation in Linux, this popular, accessible book is for you. Note: CD-ROM/DVD and other supplementary materials are not included as part of eBook file.

You've experienced the shiny, point-and-click surface of your Linux computer--now dive below and explore its depths with the power of the command line. The Linux Command Line takes you from your very first terminal keystrokes to writing full programs in Bash, the most popular Linux shell (or command line). Along the way you'll learn the timeless skills handed down by generations of experienced, mouse-shunning gurus: file navigation, environment configuration, command chaining, pattern matching with regular expressions, and more. In addition to that practical knowledge, author William Shotts reveals the philosophy behind these tools and the rich heritage that your desktop Linux machine has inherited from Unix supercomputers of yore. As you make your way through the book's short, easily-digestible chapters, you'll learn how to: • Create and delete files, directories, and symlinks • Administer your system, including networking, package installation, and process management • Use standard input and output, redirection, and pipelines • Edit files with Vi, the world's most popular text editor • Write shell scripts to automate common or boring tasks • Slice and dice text files with cut, paste, grep, patch, and sed Once you overcome your initial "shell shock," you'll find that the command line is a natural and expressive way to communicate with your computer. Just don't be surprised if your mouse starts to gather dust.

"Linux: Easy Linux for beginners covers the most essential topics you must learn to beocme a master of Linux. Linux is an extremely powerful operating system that whilst not the most popular amongst everyday users, 98.8% of the world's fastest computers and systems use the Linux kernel, "--Title page verso.

The book examines various penetration testing concepts and techniques employed in the modern computing world. It will take you from a beginner to advanced level. We will discuss various topics ranging from traditional to modern ones, such as Networking security, Linux security, Web Applications structure and security, Mobile Applications architecture and security, Hardware security, and the hot topic of IoT security. At the end of the book, I will share with you some real attacks. The layout of the book is easy to walk-through. My purpose is to present you with case exposition and show you actual attacks, while utilizing a large set of KALI tools (Enumeration, Scanning, Exploitation, Persistence Access, Reporting and Social Engineering tools) in order to get you started quickly. Before jumping into penetration testing, you will first learn how to set up your own lab and install the needed software to get you started. All the attacks explained in this book are launched against real devices, and nothing is theoretical. The book will demonstrate how to fully control victims' devices such as servers, workstations, and mobile phones. The book can also be interesting to those looking for quick hacks such as controlling victim's camera, screen, mobile contacts, emails and SMS messages. WHAT WILL YOU LEARN?Learn simplified ethical hacking techniques from scratchPerform an actual Mobile attackMaster 2 smart techniques to crack into wireless networksLearn more than 9 ways to perform LAN attacksLearn Linux basicsLearn 10+ web application attacksLearn more than 5 proven methods of Social Engineering attacksObtain 20+ skills any penetration tester needs to succeedMake better decisions on how to protect your applications and networkUpgrade your information security skills for a new job or career changeLearn how to write a professional penetration testing reportWHO IS THIS BOOK FOR?Anyone who wants to learn how to secure their systems from hackerAnyone who wants to learn how hackers can attack their computer systemsAnyone looking to become a penetration tester (From zero to hacker)Computer Science, Computer Security, and Computer Engineering StudentsWAIT! THERE IS MOREYou can as well enjoy the JUICY BONUS section at the end of the book, which shows you how to setup useful portable Pentest Hardware Tools that you can employ in your attacks. The book comes with a complete Github repository containing all the scripts and commands needed. I have put my years of experience into this book by trying to answer many of the questions I had during my journey of learning. I have as well took the feedback and input of many of my students, peers, and professional figures.Hack Ethically !

More than 50 percent new and revised content for today's Linux environment gets you up and running in no time! Linux continues to be an excellent, low-cost alternative to expensive operating systems. Whether you're new to Linux or need a reliable update and reference, this is an excellent resource. Veteran bestselling author Christopher Negus provides a complete tutorial packed with major updates, revisions, and hands-on exercises so that you can confidently start using Linux today. Offers a complete restructure, complete with exercises, to make the book a better learning tool Places a strong focus on the Linux command line tools and can be used with all distributions and versions of Linux Features in-depth coverage of the tools that a power user and a Linux administrator need to get started This practical learning tool is ideal for anyone eager to set up a new Linux desktop system at home or curious to learn how to manage Linux server systems at work.