What is eBPF? With this revolutionary technology, you can write custom code that dynamically changes the way the kernel behaves. It's an extraordinary platform for building a whole new generation of security, observability, and networking tools.

This practical book is ideal for developers, system administrators, operators, and students who are curious about eBPF and want to know how it works. Author Liz Rice, chief open source officer with cloud native networking and security specialists Isovalent, also provides a foundation for those who want to explore writing eBPF programs themselves.

With this book, you will:

• Learn why eBPF has become so important in the past couple of years
• Write basic eBPF code, and manipulate eBPF programs and attach them to events
• Explore how eBPF components interact with Linux to dynamically change the operating system's behavior
• Learn how tools based on eBPF can instrument applications without changes to the apps or their configuration
• Discover how this technology enables new tools for observability, security, and networking

Pro Git (Second Edition) is your fully-updated guide to Git and its usage in the modern world. Git has come a long way since it was first developed by Linus Torvalds for Linux kernel development. It has taken the open source world by storm since its inception in 2005, and this book teaches you how to use it like a pro.

Effective and well-implemented version control is a necessity for successful web projects, whether large or small. With this book you'll learn how to master the world of distributed version workflow, use the distributed features of Git to the full, and extend Git to meet your every need.

Written by Git pros Scott Chacon and Ben Straub, Pro Git (Second Edition) builds on the hugely successful first edition, and is now fully updated for Git version 2.0, as well as including an indispensable chapter on GitHub. It's the best book for all your Git needs.

Knowing where to start when learning a new skill can be a challenge, especially when the topic seems so vast. There can be so much information available that you can't even decide where to start. Or worse, you start down the path of learning and quickly discover too many concepts, commands, and nuances that aren't explained. This kind of experience is frustrating and leaves you with more questions than answers.

Linux for Beginners doesn't make any assumptions about your background or knowledge of Linux. You need no prior knowledge to benefit from this book. You will be guided step by step using a logical and systematic approach. As new concepts, commands, or jargon are encountered they are explained in plain language, making it easy for anyone to understand.

Here is what you will learn by reading Linux for Beginners

• How to get access to a Linux server if you don't already.


• What a Linux distribution is and which one to choose.


• What software is needed to connect to Linux from Mac and Windows computers. Screenshots included.


• What SSH is and how to use it, including creating and using SSH keys.


• The file system layout of Linux systems and where to find programs, configurations, and documentation.


• The basic Linux commands you'll use most often.


• Creating, renaming, moving, and deleting directories.


• Listing, reading, creating, editing, copying, and deleting files.


• Exactly how permissions work and how to decipher the most cryptic Linux permissions with ease.


• How to use the nano, vi, and emacs editors.


• Two methods to search for files and directories.


• How to compare the contents of files.


• What pipes are, why they are useful, and how to use them.


• How to compress files to save space and make transferring data easy.


• How and why to redirect input and output from applications.


• How to customize your shell prompt.


• How to be efficient at the command line by using aliases, tab completion, and your shell history.


• How to schedule and automate jobs using cron.


• How to switch users and run processes as others.


• Where to go for even more in-depth coverage on each topic.

Scroll up, click the Buy Now With 1 Click button and get started learning Linux today

Understand the nitty-gritty of Cybersecurity with ease

Key Features:

• Align your security knowledge with industry leading concepts and tools
• Acquire required skills and certifications to survive the ever changing market needs
• Learn from industry experts to analyse, implement, and maintain a robust environment

Book Description:

It's not a secret that there is a huge talent gap in the cybersecurity industry. Everyone is talking about it including the prestigious Forbes Magazine, Tech Republic, CSO Online, DarkReading, and SC Magazine, among many others. Additionally, Fortune CEO's like Satya Nadella, McAfee's CEO Chris Young, Cisco's CIO Colin Seward along with organizations like ISSA, research firms like Gartner too shine light on it from time to time.

This book put together all the possible information with regards to cybersecurity, why you should choose it, the need for cyber security and how can you be part of it and fill the cybersecurity talent gap bit by bit. Starting with the essential understanding of security and its needs, we will move to security domain changes and how artificial intelligence and machine learning are helping to secure systems. Later, this book will walk you through all the skills and tools that everyone who wants to work as security personal need to be aware of. Then, this book will teach readers how to think like an attacker and explore some advanced security methodologies. Lastly, this book will deep dive into how to build practice labs, explore real-world use cases and get acquainted with various cybersecurity certifications.

By the end of this book, readers will be well-versed with the security domain and will be capable of making the right choices in the cybersecurity field.

What You Will Learn:

• Get an overview of what cybersecurity is and learn about the various faces of cybersecurity as well as identify domain that suits you best
• Plan your transition into cybersecurity in an efficient and effective way
• Learn how to build upon your existing skills and experience in order to prepare for your career in cybersecurity

Who this book is for:

This book is targeted to any IT professional who is looking to venture in to the world cyber attacks and threats. Anyone with some understanding or IT infrastructure workflow will benefit from this book. Cybersecurity experts interested in enhancing their skill set will also find this book useful.

Master Linux Shells - Your Complete Guide to Practical Success with Bash, Zsh, PowerShell

Key Features:

- Develop portable scripts using Bash, Zsh, and PowerShell that work seamlessly across Linux, macOS, and Unix systems

- Progress seamlessly through chapters with clear concepts, practical examples, and hands-on labs for skill development

- Build real-world Linux administration scripts, enhancing your troubleshooting and management skills

Book Description:

Dive into the world of Linux shell scripting with this hands-on guide. If you're comfortable using the command line on Unix or Linux but haven't fully explored Bash, this book is for you. It's designed for programmers familiar with languages like Python, JavaScript, or PHP who want to make the most of shell scripting.

This isn't just another theory-heavy book-you'll learn by doing. Each chapter builds on the last, taking you from shell basics to writing practical scripts that solve real-world problems. With nearly a hundred interactive labs, you'll gain hands-on experience in automation, system administration, and troubleshooting.

While Bash is the primary focus, you'll also get a look at Z Shell and PowerShell, expanding your skills and adaptability. From mastering command redirection and pipelines to writing scripts that work across different Unix-like systems, this book equips you for real-world Linux challenges.

By the end, you'll be equipped to write efficient shell scripts that streamline your workflow and improve system automation.

What You Will Learn:

- Grasp the concept of shells and explore their diverse types for varied system interactions

- Master redirection, pipes, and compound commands for efficient shell operations

- Leverage text stream filters within scripts for dynamic data manipulation

- Harness functions and build libraries to create modular and reusable shell scripts

- Explore the basic programming constructs that apply to all programming languages

- Engineer portable shell scripts, ensuring compatibility across diverse platforms beyond Linux

Who this book is for:

This book is for programmers who use the command line on Unix and Linux servers already, but don't write primarily in Bash. This book is ideal for programmers who've been using a scripting language such as Python, JavaScript or PHP, and would like to understand and use Bash more effectively. It's also great for beginning programmers, who want to learn programming concepts.

Table of Contents

- Shell Basics

- Interpreting Commands

- Understanding Variables and Pipelines

- Understanding Input/Output Redirection

- Customizing the Environment

- Text Stream Filters - Part 1

- Text Stream Filters - Part 2

- Basic Shell Script Construction

- Filtering Text with grep, sed, and Regular Expressions

- Understanding Functions

- Performing Mathematical Operations

- Creating here Documents

- Scripting with ImageMagick

- Shell Scripting for Security Professionals

- Using awk-Part 1

- Using awk-Part 2

- Creating User Interfaces with yad and dialog

- Using Shell Script Options with getops and shift

- Shell Script Security

- Shell Script Portability

- Debugging Shell Scripts

- Using PowerShell on Linux

This essential guide covers all aspects of Linux system administration, from user maintenance, backups, filesystem housekeeping, storage management, and network setup to hardware and software troubleshooting and some application management. It's both a practical daily reference manual for sysadmins and IT pros and a handy study guide for those taking Linux certification exams.

You'll turn to it frequently, not only because of the sheer volume of valuable information it provides but because of the real-world examples within and the clear, useful way the information is presented. With this book at your side, you'll be able to:

• Install Linux and perform initial setup duties, such as connecting to a network
• Navigate the Linux filesystem via the command line
• Install software from repositories and source and satisfy dependencies
• Set permissions on files and directories
• Create, modify, and remove user accounts
• Set up networking
• Format and mount filesystems
• Perform basic troubleshooting on hardware and software
• Create and manage logical volumes
• Work with SELinux
• Manage a firewall and iptables
• Shut down, reboot, and recover a system
• Perform backups and restores

ZFS improves everything about systems administration. Once you peek under the hood, though, ZFS' bewildering array of knobs and tunables can overwhelm anyone. ZFS experts can make their servers zing--and now you can, too, with FreeBSD Mastery: Advanced ZFS.

This small book teaches you to:

• Use boot environments to make the riskiest sysadmin tasks boring
• Delegate filesystem privileges to users
• Containerize ZFS datasets with jails
• Quickly and efficiently replicate data between machines
• split layers off of mirrors
• optimize ZFS block storage
• handle large storage arrays
• select caching strategies to improve performance
• manage next-generation storage hardware
• identify and remove bottlenecks
• build screaming fast database storage
• dive deep into pools, metaslabs, and more

Whether you manage a single small server or international datacenters, simplify your storgae with FreeBSD Mastery: Advanced ZFS.

One of the best technical writers in the networking and security environments. - Midwest Book Review

Secure Shell (SSH) lets sysadmins securely manage remote systems. It's powerful, complicated, and confusing.

Lose the confusion.

SSH Mastery rescues you from sifting through decades of obsolete online tutorials and quickly makes you an SSH journeyman. You'll learn to

• eliminate passwords
• manage access by users, groups, addresses, and more
• securely move files around your network
• forward graphic displays
• proxy TCP connections
• build SOCKS proxies
• centrally manage and distribute keys and configurations
• use SSH as secure transport for other applications
• build virtual private networks
• create Certificate Authorities for truly large scale deployment

Master Secure Shell with SSH Mastery

One of the best technical writers in the networking and security environments. - Midwest Book Review

Secure Shell (SSH) lets sysadmins securely manage remote systems. It's powerful, complicated, and confusing.

Lose the confusion.

SSH Mastery rescues you from sifting through decades of obsolete online tutorials and quickly makes you an SSH journeyman. You'll learn to

• eliminate passwords
• manage access by users, groups, addresses, and more
• securely move files around your network
• forward graphic displays
• proxy TCP connections
• build SOCKS proxies
• centrally manage and distribute keys and configurations
• use SSH as secure transport for other applications
• build virtual private networks
• create Certificate Authorities for truly large scale deployment

Master Secure Shell with SSH Mastery

I'm glad someone's finally giving ed the attention it deserves.

- Ken Thompson, co-creator of Unix

Let me be perfectly clear: ed is the standard Unix text editor. If you don't know ed, you're not a real sysadmin.

Forty years after ed's introduction, internationally acclaimed author Michael W Lucas has finally unlocked the mysteries of ed for everyone. With Ed Mastery, you too can become a proper sysadmin.

Ed Mastery will help you:

• understand buffers and addresses
• insert, remove, and mangle text
• master file management and shell escapes
• comprehend regular expressions, searches, and substitutions
• create high-performance scripts for transforming files

You must be at least this competent to use this computer. Read Ed Mastery today

Stop waiting for the network team

If basic TCP/IP was hard, network administrators couldn't do it. Servers give sysadmins a incredible visibility into the network--once they know how to unlock it.

Most sysadmins don't need to understand window scaling, or the differences between IPv4 and IPv6 echo requests, or other intricacies of the TCP/IP protocols. You need only enough to deploy your own applications and get easy support from the network team.

This book teaches you:

• How modern networks really work
• The essentials of TCP/IP
• The next-generation protocol, IPv6
• The right tools to diagnose network problems, and how to use them
• Troubleshooting everything from the physical wire to DNS
• How to see the traffic you send and receive
• Connectivity testing
• How to communicate with your network team to quickly resolve problems

A systems administrator doesn't need to know the innards of TCP/IP, but knowing enough to diagnose your own network issues transforms a good sysadmin into a great one. Become great with Networking for Systems Administrators

Stop waiting for the network team

If basic TCP/IP was hard, network administrators couldn't do it. Servers give sysadmins a incredible visibility into the network--once they know how to unlock it.

Most sysadmins don't need to understand window scaling, or the differences between IPv4 and IPv6 echo requests, or other intricacies of the TCP/IP protocols. You need only enough to deploy your own applications and get easy support from the network team.

This book teaches you:

• How modern networks really work
• The essentials of TCP/IP
• The next-generation protocol, IPv6
• The right tools to diagnose network problems, and how to use them
• Troubleshooting everything from the physical wire to DNS
• How to see the traffic you send and receive
• Connectivity testing
• How to communicate with your network team to quickly resolve problems

A systems administrator doesn't need to know the innards of TCP/IP, but knowing enough to diagnose your own network issues transforms a good sysadmin into a great one. Become great with Networking for Systems Administrators

A one-stop Linux administration guide to developing advanced strategies for managing both on-premises and cloud environments while implementing the latest Linux updates in your data center

Key Features:

- Learn how to deploy Linux to the cloud with AWS and Azure

- Familiarize yourself with Docker and Ansible for automation and Kubernetes for container management

- Become proficient in everyday Linux administration tasks by mastering the Linux command line and automation techniques

- Purchase of the print or Kindle book includes a free PDF eBook

Book Description:

Harness the power of Linux in modern data center management, leveraging its unparalleled versatility for efficiently managing your workloads in on-premises and cloud environments. In this second edition, you'll find updates on the latest advancements in Linux administration including containerization, shell scripting, and hypervisors.

Written by an experienced Linux trainer, this book will start you off with Linux installation on on-premises systems. As you progress, you'll master the Linux command line, files, packages, and filesystems. You'll explore essential Linux commands and techniques to secure your Linux environment. New to this edition is a chapter on shell scripting, providing structured guidance on using shell programming for basic Linux automation. This book also delves into the world of containers, with two new chapters dedicated to Docker containers and hypervisors, including KVM virtual machines. Once adept with Linux containers, you'll learn about modern cloud technologies, managing and provisioning container workloads using Kubernetes, and automating system tasks using Ansible. Finally, you'll get to grips with deploying Linux to the cloud using AWS and Azure-specific tools.

By the end of this Linux book, you'll have mastered everyday administrative tasks, seamlessly navigating workflows spanning from on-premises to the cloud.

What You Will Learn:

- Discover how to create and use bash scripts to automate tasks

- Navigate containerized workflows efficiently using Docker and Kubernetes

- Deploy Linux to the cloud using AWS and Azure

- Automate your configuration management workloads with Ansible

- Find out how Linux security works and how to configure SELinux, AppArmor, and Linux iptables

- Work with virtual machines and containers and understand container orchestration with Kubernetes

- Explore the most widely used commands for managing the Linux filesystem, network, security, and more

Who this book is for:

Whether you're a new or seasoned Linux administrator seeking to understand modern concepts of Linux system administration, this book is a valuable resource packed with new and updated Linux insights. Windows System Administrators looking to extend their knowledge to the Linux OS will also benefit from this book's latest edition. No prior knowledge is needed, all you need is a willingness to learn.

Table of Contents

- Installing Linux

- The Linux Shell and Filesystem

- Linux Software Management

- Managing Users and Groups

- Working with Processes, Daemons, and Signals

- Working with Disks and Filesystems

- Networking with Linux

- Linux Shell Scripting

- Securing Linux

- Disaster Recovery, Diagnostics, and Troubleshooting

- Working with Virtual Machines

- Managing Containers with Docker

- Configuring Linux Servers

- Short Introduction to Cloud Computing

- Deploying to the Cloud with AWS and Azure

- Deploying Applications with Kubernetes

- Infrastructure and Automation with Ansible

21st-Century Data Storage

ZFS, the fast, flexible, self-healing filesystem, revolutionized data storage. Leveraging ZFS changes everything about managing FreeBSD systems.

With FreeBSD Mastery: ZFS, you'll learn to:

• understand how your hardware affects ZFS
• arrange your storage for optimal performance
• configure datasets that match your enterprise's needs
• repair and monitor storage pools
• expand your storage
• use compression to enhance performance
• determine if deduplication is right for your data
• understand how copy-on-write changes everything
• snapshot filesystems
• automatically rotate snapshots
• clone filesystems
• understand how ZFS uses and manages space
• do custom FreeBSD ZFS installs

Whether you're a long-term FreeBSD administrator or a new user, FreeBSD Mastery: ZFS will help you simplify storage.
Master ZFS with FreeBSD Mastery: ZFS.

CONFINE YOUR SOFTWARE

Jails are FreeBSD's most legendary feature: known to be powerful, tricky to master, and cloaked in decades of dubious lore. Deploying jails calls upon every sysadmin skill you have, and more--but unleashing lightweight virtualization is so worth it.

FreeBSD Mastery: Jails cuts through the clutter to expose the inner mechanisms of jails and unleash their power in your service. You will:

• Understand how jails achieve lightweight virtualization
• Understand the base system's jail tools and the iocage toolkit
• Optimally configure jail hardware
• Manage jails from the host and from within the jail
• Optimize disk space usage to support hundreds or thousands of jails
• Comfortably work within the limits of jails
• Implement fine-grained control of jail features
• Build virtual networks
• Deploy hierarchical jails
• Constrain jail resource usage
• And more

Strip away the mystery. Read FreeBSD Mastery: Jails today

This is the sequel to Git Commit Murder, right ?

/phk, creator of the jail system

Have you always used the Windows operating system and want a change? Have you heard the term Linux before and wondered what it is? Have you ever feared implementing Linux as an operating system just because it's free? Do you also have a misconception that free software is never really what it's cracked up to be? If you have ever asked yourself these questions, then you've come to the right place. This book will answer everything you want to know about Linux, and make you wonder why you haven't made the change already.

This book is designed for beginners of the Linux operating system and includes guides to download and install the Ubuntu operating system along with images. Ubuntu is a comfortable distribution of Linux for first-time users. The book will also introduce you to the Linux operating system's command line, which is essential when using Linux.

In this book, you will:

- Learn the history of Linux and the Ubuntu distribution of Linux

- Be able to easily follow the steps you need to download and install Ubuntu Linux

- Discover the many features and applications of Ubuntu Linux

- Gain a deep knowledge of the Linux command line

- Investigate Shell Scripting in Linux

- See examples of the Linux Boot process

- And so much more...

This book has been written so that you can learn Linux from the fundamental level. With each chapter, you will fall in love with Linux and transition smoothly over from Windows or macOS. The book includes code snippets with images to give you a practical experience of Linux as you progress with each chapter.

So, what are you waiting for?

Get up to speed with the most important concepts in driver development and focus on common embedded system requirements such as memory management, interrupt management, and locking mechanisms

Key Features:

• Write feature-rich and customized Linux device drivers for any character, SPI, and I2C device
• Develop a deep understanding of locking primitives, IRQ management, memory management, DMA, and so on
• Gain practical experience in the embedded side of Linux using GPIO, IIO, and input subsystems

Book Description:

Linux is by far the most-used kernel on embedded systems. Thanks to its subsystems, the Linux kernel supports almost all of the application fields in the industrial world. This updated second edition of Linux Device Driver Development is a comprehensive introduction to the Linux kernel world and the different subsystems that it is made of, and will be useful for embedded developers from any discipline.

You'll learn how to configure, tailor, and build the Linux kernel. Filled with real-world examples, the book covers each of the most-used subsystems in the embedded domains such as GPIO, direct memory access, interrupt management, and I2C/SPI device drivers. This book will show you how Linux abstracts each device from a hardware point of view and how a device is bound to its driver(s). You'll also see how interrupts are propagated in the system as the book covers the interrupt processing mechanisms in-depth and describes every kernel structure and API involved. This new edition also addresses how not to write device drivers using user space libraries for GPIO clients, I2C, and SPI drivers.

By the end of this Linux book, you'll be able to write device drivers for most of the embedded devices out there.

What You Will Learn:

• Download, configure, build, and tailor the Linux kernel
• Describe the hardware using a device tree
• Write feature-rich platform drivers and leverage I2C and SPI buses
• Get the most out of the new concurrency managed workqueue infrastructure
• Understand the Linux kernel timekeeping mechanism and use time-related APIs
• Use the regmap framework to factor the code and make it generic
• Offload CPU for memory copies using DMA
• Interact with the real world using GPIO, IIO, and input subsystems

Who this book is for:

This Linux OS book is for embedded system and embedded Linux enthusiasts/developers who want to get started with Linux kernel development and leverage its subsystems. Electronic hackers and hobbyists interested in Linux kernel development as well as anyone looking to interact with the platform using GPIO, IIO, and input subsystems will also find this book useful.

This completely revised edition equips you to secure, scale, and optimize your deployments like a K8s pro . Learn advanced techniques and cloud implementations for robust container orchestration and cloud-native domination.

Purchase of the print or Kindle book includes a free eBook in PDF format.

Key Features:

- Comprehensive coverage of Kubernetes concepts - from deployment to cluster and resource management 

- Gain insights into the latest cloud-native trends and how they impact your Kubernetes deployments

- Tap into the collective wisdom of acclaimed Kubernetes experts 

Book Description:

Kubernetes has become the go-to orchestration platform for containerized applications. As a Kubernetes user, you know firsthand how powerful yet complex this tool can be. The Kubernetes Bible cuts through the complexity, offering hands-on examples and expert advice to conquer containerization challenges.

With this new edition, you will master cutting-edge security practices, deploy seamlessly and scale effortlessly, ensuring unwavering service availability. You will gain the expertise to craft production-grade applications, secure development environments, navigate complex deployments with ease, and become a security maestro. You will be able to optimize network communication and data management across major cloud platforms. Additionally, this book dives deep into these challenges, offering solutions like multi-container pods, advanced security techniques, and expert networking guidance. You will also explore persistent storage advancements, cloud-specific cluster management updates, and best practices for traffic routing

By the end of this comprehensive guide, you will possess the skills and knowledge to orchestrate your containerized applications with precision, ensuring their optimal performance and scalability. Stop settling for basic container management.

Pre-order your copy today and orchestrate your containers to greatness.

What You Will Learn:

- Secure your Kubernetes clusters with advanced techniques

- Implement scalable deployments and autoscaling strategies

- Design and learn to build production-grade containerized applications

- Manage Kubernetes effectively on major cloud platforms (GKE, EKS, AKS)

- Utilize advanced networking and service management practices

- Use Helm charts and Kubernetes Operators for robust security measures

- Optimize in-cluster traffic routing with advanced configurations

- Enhance security with techniques like Immutable ConfigMaps and RBAC

Who this book is for:

Whether you're a software developer, DevOps engineer, or an existing Kubernetes user, this Kubernetes book is your comprehensive guide to mastering container orchestration and services in the cloud. It empowers you to overcome challenges in building secure, scalable, and cloud-native applications using Kubernetes. With a foundational understanding of Kubernetes, Docker, and leading cloud providers (AWS, Azure, GCP) recommended, this book equips you with the knowledge and skills needed to navigate complex deployments and master core Kubernetes concepts and architecture.

Table of Contents

- Kubernetes Fundamentals

- Kubernetes Architecture: From Docker Images to Running Pods

- Installing your first Kubernetes cluster

- Running Production-grade Kubernetes Workloads

- Understanding Multi-container Pods and Design Patterns

- Configuring your Pods using ConfigMaps and Secrets

(N.B. Please use the Read Sample option to see further chapters)

Linux mint 21 (Vanessa) is based on the Ubuntu 22.04 LTR (Long Term Release). The Cinnamon and Mate desktops are examined in detail. Cinnamon and Mate have custom Mint menus to manage access to applications and devices. Advanced components are also examined such as the LightDM Display Manager, Warpinator, Timeshift, NetworkManager, the Samba server, and Mint software management applications (Software Manager and Update Manager). The Linux Mint X-Apps are also reviewed, including Xed, Xviewer, and Timeshift. Administration topics include system tools, managing users, file systems, Bluetooth setup (Blueman), printer configuration, and network folder and file sharing. In addition, configuration of wired and wireless connections, firewalls, and service management using systemd are covered. Shared resources are also examined, including the CUPS printing server, the NFS Linux network file server, and Samba Windows file server.