Real-World SRE. The Survival Guide for Responding to a System Outage and Maximizing Uptime

Nat Welch

Real-World SRE is the go-to survival guide for the software developer in the middle of catastrophic website failure. Site Reliability Engineering (SRE) has emerged on the frontline as businesses strive to maximize uptime. This book is a step-by-step framework to follow when your website is down and the countdown is on to fix it. Nat Welch has battle-hardened experience in reliability engineering at some of the biggest outage-sensitive companies on the internet. Arm yourself with his tried-and-tested methods for monitoring modern web services, setting up alerts, and evaluating your incident response.Real-World SRE goes beyond just reacting to disaster—uncover the tools and strategies needed to safely test and release software, plan for long-term growth, and foresee future bottlenecks. Real-World SRE gives you the capability to set up your own robust plan of action to see you through a company-wide website crisis.The final chapter of Real-World SRE is dedicated to acing SRE interviews, either in getting a first job or a valued promotion.

Reconnaissance for Ethical Hackers. Focus on the starting point of data breaches and explore essential steps for successful pentesting

Glen D. Singh

This book explores reconnaissance techniques – the first step in discovering security vulnerabilities and exposed network infrastructure. It aids ethical hackers in understanding adversaries’ methods of identifying and mapping attack surfaces, such as network entry points, which enables them to exploit the target and steal confidential information.Reconnaissance for Ethical Hackers helps you get a comprehensive understanding of how threat actors are able to successfully leverage the information collected during the reconnaissance phase to scan and enumerate the network, collect information, and pose various security threats. This book helps you stay one step ahead in knowing how adversaries use tactics, techniques, and procedures (TTPs) to successfully gain information about their targets, while you develop a solid foundation on information gathering strategies as a cybersecurity professional. The concluding chapters will assist you in developing the skills and techniques used by real adversaries to identify vulnerable points of entry into an organization and mitigate reconnaissance-based attacks.By the end of this book, you’ll have gained a solid understanding of reconnaissance, as well as learned how to secure yourself and your organization without causing significant disruption.

Red Hat Enterprise Linux 8 Essentials. Learn to install, administer and deploy RHEL 8 systems

Neil Smyth

Red Hat Enterprise Linux 8 is one of the most secure and dependable operating systems available. For this reason, the ambitious system or network engineer will find a working knowledge of Red Hat Enterprise 8 to be an invaluable advantage in their respective fields. This book, now updated for RHEL 8.1, begins with a history of Red Enterprise Linux and its installation. You will be virtually perform remote system administration tasks with cockpit web interface and write shell scripts to maintain server-based systems without desktop installation. Then, you will set up a firewall system using a secure shell and enable remote access to Gnome desktop environment with virtual network computing (VNC). You’ll share files between the Red Hat Enterprise Linux 8 (RHEL 8) and Windows System using Samba client and NFS. You will also run multiple guest operating systems using virtualization and Linux containers, and host websites using RHEL 8 by installing an Apache web server. Finally, you will create logical disks using logical volume management and implement swap space to maintain the performance of a RHEL 8 system. By the end of this book, you will be armed with the skills and knowledge to install the RHEL 8 operating system and use it expertly.

Red Hat Enterprise Linux 9 Administration. A comprehensive Linux system administration guide for RHCSA certification exam candidates - Second Edition

Pablo Iranzo Gómez, Pedro Ibanez Requena, Miguel Pérez Colino, Scott McCarty

With Red Hat Enterprise Linux 9 becoming the standard for enterprise Linux used from data centers to the cloud, Linux administration skills are in high demand. With this book, you’ll learn how to deploy, access, tweak, and improve enterprise services on any system on any cloud running Red Hat Enterprise Linux 9.Throughout the book, you’ll get to grips with essential tasks such as configuring and maintaining systems, including software installation, updates, and core services. You’ll also understand how to configure the local storage using partitions and logical volumes, as well as assign and deduplicate storage. You’ll learn how to deploy systems while also making them secure and reliable.This book provides a base for users who plan to become full-time Linux system administrators by presenting key command-line concepts and enterprise-level tools, along with essential tools for handling files, directories, command-line environments, and documentation for creating simple shell scripts or running commands. With the help of command line examples and practical tips, you’ll learn by doing and save yourself a lot of time.By the end of the book, you’ll have gained the confidence to manage the filesystem, users, storage, network connectivity, security, and software in RHEL 9 systems on any footprint.

Resilient Cybersecurity. Reconstruct your defense strategy in an evolving cyber world

Mark Dunkerley

Building a Comprehensive Cybersecurity Program addresses the current challenges and knowledge gaps in cybersecurity, empowering individuals and organizations to navigate the digital landscape securely and effectively. Readers will gain insights into the current state of the cybersecurity landscape, understanding the evolving threats and the challenges posed by skill shortages in the field.This book emphasizes the importance of prioritizing well-being within the cybersecurity profession, addressing a concern often overlooked in the industry. You will construct a cybersecurity program that encompasses architecture, identity and access management, security operations, vulnerability management, vendor risk management, and cybersecurity awareness. It dives deep into managing Operational Technology (OT) and the Internet of Things (IoT), equipping readers with the knowledge and strategies to secure these critical areas.You will also explore the critical components of governance, risk, and compliance (GRC) within cybersecurity programs, focusing on the oversight and management of these functions. This book provides practical insights, strategies, and knowledge to help organizations build and enhance their cybersecurity programs, ultimately safeguarding against evolving threats in today's digital landscape.

Rust for Blockchain Application Development. Learn to build decentralized applications on popular blockchain technologies using Rust

Akhil Sharma

Before Rust, blockchain developers didn’t have a systems programming language that was type-safe, fast, and, at the same time, had stable and easy memory management. Rust proved to be a boon for developers and works as the perfect solution for not only blockchain and protocol development but also dApp development.Rust for Blockchain Application Development focuses on demonstrating solutions that can help blockchain developers productize decentralized applications using Rust, which is a complex language with a steep learning curve.This book starts with basic Rust language concepts and then builds on these concepts to enable you to develop your own blockchain from scratch. As you progress, you’ll learn how to build dApps on popular chains like Solana and NEAR. You’ll also be guided through creating Ethereum dApps using Foundry (Rust). Finally, you’ll develop a custom blockchain using Substrate by Parity (Polkadot). The book provides a complete 360-degree view of Rust in the blockchain ecosystem.By the end of this Rust book, you’ll have a thorough understanding of how to apply your Rust knowledge to building dApps and blockchains from scratch.

Ryzyko w cyberbezpieczeństwie. Metody modelowania, pomiaru i szacowania ryzyka. Wydanie II

Douglas W. Hubbard, Richard Seiersen

Lord Kelvin powtarzał, że jeśli nie potrafisz czegoś zmierzyć, to nie znasz tego wystarczająco dobrze. Ta zasada w pełni odnosi się do analizy ryzyka w cyberbezpieczeństwie, a słabość pomiarów prowadzi do podejmowania błędnych decyzji. Ta książka nauczy Cię nowych sposobów myślenia o problemie. Uważam, że jest lekturą obowiązkową dla naszej dziedziny! John "Four" Flynn, CISO Amazon Stores Oto drugie wydanie książki, którą specjaliści CISO uznali za przełomową. Dowiesz się z niej, jak kwantyfikować niepewność i jak za pomocą prostych metod i narzędzi poprawić ocenę ryzyka w nowoczesnych organizacjach. Znalazły się tu nowe techniki modelowania, pomiaru i szacowania, a także mnóstwo praktycznych wskazówek dotyczących wdrażania tych rozwiązań w formie spójnego programu. Nauczysz się też oceniać ryzyko, gdy masz dostęp do niewielu danych. Przekonasz się, że zamiast metod jakościowych dużo lepsze efekty w zarządzaniu ryzykiem cyberbezpieczeństwa osiąga się dzięki kwantyfikacji i zaplanowanym pomiarom. Ta książka umożliwia pewne poruszanie się w złożonym krajobrazie cyberbezpieczeństwa. Jason Chan, były wiceprezes do spraw bezpieczeństwa informacji, Netflix Opisane przez Hubbarda i Seiersena metody są praktyczne. Każdy, kto zajmuje się cyberbezpieczeństwem, powinien je stosować. Nick Shevelyov, były CISO banku Silicon Valley

Securing Cloud PCs and Azure Virtual Desktop. Start implementing and optimizing security for Windows 365 and AVD infrastructure

Dominiek Verham, Johan Vanneuville, Christiaan Brinkhoff, Scott Manchester

Do you want to effectively implement and maintain secure virtualized systems? This book will give you a comprehensive understanding of Microsoft virtual endpoints, from the fundamentals of Windows 365 and Azure Virtual Desktop to advanced security measures, enabling you to secure, manage, and optimize virtualized environments in line with contemporary cybersecurity challenges.You’ll start with an introduction to Microsoft technologies, gaining a foundational understanding of their capabilities. Next, you’ll delve into the importance of endpoint security, addressing the challenges faced by companies in safeguarding their digital perimeters. This book serves as a practical guide to securing virtual endpoints, covering topics such as network access, data leakage prevention, update management, threat detection, and access control configuration. As you progress, the book offers insights into the nuanced security measures required for Windows 365, Azure Virtual Desktop, and the broader Microsoft Azure infrastructure. The book concludes with real-world use cases, providing practical scenarios for deploying Windows 365 and Azure Virtual Desktop.By the end of this book, you’ll be equipped with practical skills for implementing and evaluating robust endpoint security strategies.

Securing Industrial Control Systems and Safety Instrumented Systems. A practical guide for safeguarding mission and safety critical systems

Jalal Bouhdada, Marco Ayala

As modern process facilities become increasingly sophisticated and vulnerable to cyber threats, securing critical infrastructure is more crucial than ever. This book offers an indispensable guide to industrial cybersecurity and Safety Instrumented Systems (SIS), vital for maintaining the safety and reliability of critical systems and protecting your operations, personnel, and assets.Starting with SIS design principles, the book delves into the architecture and protocols of safety networks. It provides hands-on experience identifying vulnerabilities and potential attack vectors, exploring how attackers might target SIS components. You’ll thoroughly analyze Key SIS technologies, threat modeling, and attack techniques targeting SIS controllers and engineer workstations. The book shows you how to secure Instrument Asset Management Systems (IAMS), implement physical security measures, and apply integrated risk management methodologies. It also covers compliance with emerging cybersecurity regulations and industry standards worldwide.By the end of the book, you’ll have gained practical insights into various risk assessment methodologies and a comprehensive understanding of how to effectively protect critical infrastructure.

Securing Network Infrastructure. Discover practical network security with Nmap and Nessus 7

Sairam Jetty, Sagar Rahalkar

Digitization drives technology today, which is why it’s so important for organizations to design security mechanisms for their network infrastructures. Analyzing vulnerabilities is one of the best ways to secure your network infrastructure.This Learning Path begins by introducing you to the various concepts of network security assessment, workflows, and architectures. You will learn to employ open source tools to perform both active and passive network scanning and use these results to analyze and design a threat model for network security. With a firm understanding of the basics, you will then explore how to use Nessus and Nmap to scan your network for vulnerabilities and open ports and gain back door entry into a network. As you progress through the chapters, you will gain insights into how to carry out various key scanning tasks, including firewall detection, OS detection, and access management to detect vulnerabilities in your network.By the end of this Learning Path, you will be familiar with the tools you need for network scanning and techniques for vulnerability scanning and network protection.This Learning Path includes content from the following Packt books:•Network Scanning Cookbook by Sairam Jetty•Network Vulnerability Assessment by Sagar Rahalkar

Securing Remote Access in Palo Alto Networks. Practical techniques to enable and protect remote users, improve your security posture, and troubleshoot next-generation firewalls

Tom Piens aka 'reaper'

This book builds on the content found in Mastering Palo Alto Networks, focusing on the different methods of establishing remote connectivity, automating log actions, and protecting against phishing attacks through user credential detection.Complete with step-by-step instructions, practical examples, and troubleshooting tips, you will gain a solid understanding of how to configure and deploy Palo Alto Networks remote access products. As you advance, you will learn how to design, deploy, and troubleshoot large-scale end-to-end user VPNs. Later, you will explore new features and discover how to incorporate them into your environment.By the end of this Palo Alto Networks book, you will have mastered the skills needed to design and configure SASE-compliant remote connectivity and prevent credential theft with credential detection.

Security Automation with Ansible 2. Leverage Ansible 2 to automate complex security tasks like application security, network security, and malware analysis

Akash Mahajan, MADHU AKULA

Security automation is one of the most interesting skills to have nowadays. Ansible allows you to write automation procedures once and use them across your entire infrastructure. This book will teach you the best way to use Ansible for seemingly complex tasks by using the various building blocks available and creating solutions that are easy to teach others, store for later, perform version control on, and repeat.We’ll start by covering various popular modules and writing simple playbooks to showcase those modules. You’ll see how this can be applied over a variety of platforms and operating systems, whether they are Windows/Linux bare metal servers or containers on a cloud platform. Once the bare bones automation is in place, you’ll learn how to leverage tools such as Ansible Tower or even Jenkins to create scheduled repeatable processes around security patching, security hardening, compliance reports, monitoring of systems, and so on. Moving on, you’ll delve into useful security automation techniques and approaches, and learn how to extend Ansible for enhanced security. While on the way, we will tackle topics like how to manage secrets, how to manage all the playbooks that we will create and how to enable collaboration using Ansible Galaxy. In the final stretch, we’ll tackle how to extend the modules of Ansible for our use, and do all the previous tasks in a programmatic manner to get even more powerful automation frameworks and rigs.

Security Automation with Python. Practical Python solutions for automating and scaling security operations

Corey Charles Sr., Frank McMahon

Designed to address the most common pain point for security teams—scalability—Security Automation with Python leverages the author’s years of experience in vulnerability management to provide you with actionable guidance on automating security workflows to streamline your operations and improve your organization’s overall security posture.What makes this book stand out is its hands-on approach. You won’t just learn theoretical concepts—you’ll apply Python-based automation techniques directly to real-world scenarios. Whether you're automating vulnerability scans, managing firewall rules, or responding to security incidents, this book provides clear examples and use cases, breaking down complex topics into easily digestible steps. With libraries like Paramiko, Requests, and PyAutoGUI, you’ll automate everything from network scanning and threat intelligence gathering to system patching and alert management. Plus, this book focuses heavily on practical tips for error handling, scaling automation workflows, and integrating Python scripts into larger security infrastructures.By the end of this book, you'll have developed a set of highly valuable skills, from creating custom automation scripts to deploying them in production environments, and completed projects that can be immediately put to use in your organization.

Security CCNA 210-260. Zostań administratorem sieci komputerowych Cisco

Adam Józefiok

Nie pozwól, by sieć wymknęła Ci się z rąk! Uwierzytelnianie i hasła, czyli jak wstępnie zabezpieczyć sieć i urządzenia Systemy IPS i szyfrowanie danych, czyli jak wytoczyć cięższe działa Zapory ogniowe i listy ACL, czyli jak bezwzględnie walczyć z intruzami Bezpieczeństwo sieci komputerowych to temat, którego nie da się zgłębić do końca. Systemy informatyczne bezustannie ewoluują, a utalentowany haker złamie najbardziej wyrafinowane zabezpieczenia. Jednak nie ma co załamywać rąk. Ta książka powstała po to, by pomóc Ci zabezpieczyć Twoją sieć tak dokładnie, jak to możliwe. Na tym etapie powinieneś wiedzieć, jak działają podstawowe technologie wykorzystywane w sieciach. Jeśli jeszcze tego nie wiesz, warto zapoznać się najpierw z pozycją CCNA 200-120. Zostań administratorem sieci komputerowych Cisco. W opisanej tu historii odegrasz kolejno rolę obserwatora, włamywacza i administratora bezpieczeństwa. Poznasz teorię, potem zastosujesz ją, by włamać się do sieci, a na końcu zabezpieczysz tę sieć. Dowiesz się stąd, jak ochronić całą sieć wraz z urządzeniami peryferyjnymi. Zobaczysz, jak wykorzystać różne protokoły uwierzytelniania, listy kontroli dostępu, firewalle systemowe i zewnętrzne oraz systemy IPS. Odkryjesz, na czym polega dobre szyfrowanie i jak zabezpieczyć komunikację przez skonfigurowanie sieci VPN. Zapoznasz się także bliżej z kwestią rejestrowania i raportowania niepożądanych zdarzeń. Wiedza zawarta w tej książce pozwoli Ci zdać egzamin na certyfikat Cisco CCNA Security, ale przede wszystkim zabezpieczyć Twoją sieć na mistrzowskim poziomie! Podstawy bezpieczeństwa sieci Lokalne zabezpieczanie urządzeń Działanie i wykorzystanie RADIUS i TACACS+ Sposoby zabezpieczania warstwy 2 modelu ISO OSI Listy ACL IPv4 ACL w sieci IPv6 Zapora i jej zastosowanie w oparciu o IOS Zapora ogniowa oparta na urządzeniu Cisco ASA Systemy IPS (Intrusion Prevention System) Konfiguracja szyfrowania i sieci VPN Logowanie zdarzeń, raportowanie i zarządzanie bezpieczeństwem sieci za pomocą 802.1x Administrowanie przez zabezpieczanie!    

Security Monitoring with Wazuh. A hands-on guide to effective enterprise security using real-life use cases in Wazuh

Rajneesh Gupta, Santiago Bassett

Strengthen your cybersecurity posture with Wazuh’s powerful security monitoring and compliance capabilities.Security Monitoring with Wazuh is a comprehensive, hands-on guide that helps you deploy, configure, and optimize Wazuh to detect threats, automate incident response, and enforce compliance. With real-world use cases, step-by-step configurations, and tool integrations, this book equips you to build an enterprise-grade defense system.You'll begin by setting up an Intrusion Detection System (IDS) using Wazuh and integrating Suricata to monitor network and host-based threats. Moving forward, you'll explore malware detection, vulnerability assessment, and security automation with SOAR. The book also covers threat intelligence, incident response, and proactive threat hunting, helping you detect and mitigate cybersecurity risks effectively.Beyond detection, you'll enforce compliance with industry standards such as MITRE ATT&CK, PCI DSS, and GDPR, ensuring regulatory adherence and security best practices. By integrating Wazuh with TheHive, Cortex, MISP, and other security tools, you'll streamline threat analysis and response.By the end of this book, you'll master Wazuh's full potential, enabling you to deploy, manage, and enhance security monitoring across your infrastructure—from on-premises to cloud environments.

Security Orchestration, Automation, and Response for Security Analysts. Learn the secrets of SOAR to improve MTTA and MTTR and strengthen your organization's security posture

Benjamin Kovacevic, Nicholas Dicola

What your journey will look likeWith the help of this expert-led book, you’ll become well versed with SOAR, acquire new skills, and make your organization's security posture more robust.You’ll start with a refresher on the importance of understanding cyber security, diving into why traditional tools are no longer helpful and how SOAR can help.Next, you’ll learn how SOAR works and what its benefits are, including optimized threat intelligence, incident response, and utilizing threat hunting in investigations.You’ll also get to grips with advanced automated scenarios and explore useful tools such as Microsoft Sentinel, Splunk SOAR, and Google Chronicle SOAR.The final portion of this book will guide you through best practices and case studies that you can implement in real-world scenarios.By the end of this book, you will be able to successfully automate security tasks, overcome challenges, and stay ahead of threats.