Git. Project Management for Developers and DevOps Teams

Rheinwerk Publishing, Inc, Bernd Öggl, Michael Kofler

This practical guide is designed to take you from Git beginner to advanced user. Starting with installation and configuration, it covers the essential Git commands you'll need to create and manage repositories, track changes, and work with branches and commits. These fundamental concepts set the stage for more complex workflows and efficient version control management.The book then explores advanced features, such as using platforms like GitHub and GitLab for remote repositories. You'll learn how to collaborate with others through pull requests, set up continuous integration pipelines, and implement automation using hooks. The guide also includes advanced techniques like rebasing and working with submodules, helping you streamline your workflow and manage larger projects effectively.The final sections focus on troubleshooting common Git errors, from merge conflicts to authentication issues. Practical solutions and best practices ensure you can resolve problems quickly and efficiently. The book wraps up with a comprehensive Git command reference, making it a go-to resource for both new users and experienced developers. Whether you're working solo or in teams, this book will help you master version control with confidence.

Hacking and Security. The Comprehensive Guide to Penetration Testing and Cybersecurity

Rheinwerk Publishing, Inc, Michael Kofler, Klaus Gebeshuber, ...

This book provides a comprehensive guide to cybersecurity, covering hacking techniques, tools, and defenses. It begins by introducing key concepts, distinguishing penetration testing from hacking, and explaining hacking tools and procedures. Early chapters focus on security fundamentals, such as attack vectors, intrusion detection, and forensic methods to secure IT systems.As the book progresses, readers explore topics like exploits, authentication, and the challenges of IPv6 security. It also examines the legal aspects of hacking, detailing laws on unauthorized access and negligent IT security. Readers are guided through installing and using Kali Linux for penetration testing, with practical examples of network scanning and exploiting vulnerabilities.Later sections cover a range of essential hacking tools, including Metasploit, OpenVAS, and Wireshark, with step-by-step instructions. The book also explores offline hacking methods, such as bypassing protections and resetting passwords, along with IT forensics techniques for analyzing digital traces and live data. Practical application is emphasized throughout, equipping readers with the skills needed to address real-world cybersecurity threats.

Linux. The Comprehensive Guide

Rheinwerk Publishing, Inc, Michael Kofler

This guide begins with Linux fundamentals, including an overview of its history, distributions, and installation methods. Readers learn to install Linux on various hardware configurations while understanding open-source licensing and partitioning. The book then introduces desktop environments like GNOME and KDE, showing how to navigate and customize them for productivity.Building on this foundation, readers develop command-line proficiency, mastering terminal usage and shell scripting with Bash and Zsh. The book covers file and process management, network tools, and package management, giving readers confidence to optimize and secure their systems. Later chapters dive into system administration topics such as kernel compilation, bootloader configuration, and virtualization with VirtualBox and QEMU.Finally, the book focuses on server installation, secure shell configuration, web and mail server setup, and file sharing via Samba. It also addresses backup strategies, firewall setup, and security enhancements with SELinux and AppArmor, preparing readers to maintain reliable, secure Linux environments in professional or personal contexts.

Scripting. Automation with Bash, PowerShell, and Python

Rheinwerk Publishing, Inc, Michael Kofler

This comprehensive scripting guide empowers system administrators, developers, and power users to automate repetitive IT tasks across platforms using three major scripting languages: Bash, PowerShell, and Python. The book opens with foundational scripting concepts and showcases what you can accomplish with just ten lines of code. It continues with in-depth chapters on each language, emphasizing syntax, control structures, error handling, and modularity.Readers will explore practical techniques for managing files, parsing text, utilizing regular expressions, and working with JSON, XML, and INI formats. The book dives into job automation with cron and Task Scheduler, secure communication via SSH, and scripting in professional environments with tools like Visual Studio Code and Git.The final section applies scripting to real-world cases, including system backups, image processing, web scraping, API consumption, database interactions, cloud integration, and virtual machine automation. With this book, readers build a strong scripting toolkit to efficiently manage modern IT workflows.