CyberSecurity Summary episodes:

• February 20, 2025RHCSA Red Hat Enterprise Linux 8: Training and Exam Preparation Guide (EX200)

  This Book excerpt is a training guide and exam preparation manual for the Red Hat Certified System Administrator (RHCSA) exam on Red Hat Enterprise Linux (RHEL) 8. It covers a wide range of topics, including Linux fundamentals, system administration tasks, file system management, networking, user management, security (SELinux and firewalld), and package management. The book uses a hands-on approach, incorporating numerous exercises and labs to reinforce learning. It's designed for various audiences, from beginners seeking to learn RHEL to experienced administrators looking for a refresher or exam preparation. The author, Asghar Ghori, is a seasoned Linux consultant and trainer with extensive experience in the field.
  
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• February 20, 2025Reverse Engineering Questions and Answers - George Duckett

  This Stack Exchange Q&A thread centers on reverse engineering, covering various aspects like disassembling binaries (ARM, x86), identifying compilers, analyzing function calls and stack frames (using IDA Pro and OllyDbg), dealing with obfuscation techniques, and working with different file formats (.so, .ipa, .exe, PDF). Discussions include using tools like radare2 and Pyew for static analysis, as well as dynamic analysis methods and anti-debugging techniques. The exchange also explores methods for analyzing malware and firmware, and the challenges involved in extracting and understanding encrypted or packed code. Finally, hardware reverse engineering using JTAG is briefly touched upon.
  
  
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• February 19, 2025Red Team Development and Operations: A practical guide

  This Book is a practical guide to red teaming in cybersecurity, written by Joe Vest and James Tubberville. It explains the methodology of red teaming, which involves simulating real-world threats to test an organization's security capabilities. The book details the planning and execution phases of a red team engagement, including threat modeling, data handling, and reporting. Key distinctions are drawn between red teaming and other security assessments like penetration testing and vulnerability assessments. Finally, the guide provides practical exercises and templates to help security professionals build and operate effective red teams.
  
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• February 19, 2025Red Hat Linux Security and Optimization

  This is an excerpt from Red Hat Linux Security and Optimization, a technical manual authored by Mohammed J. Kabir. The book extensively covers system and network performance tuning for Red Hat Linux, including kernel and filesystem optimization. A significant portion focuses on enhancing security through various methods, such as implementing firewalls, securing network services (web, FTP, email), and managing user accounts and permissions. The text includes code examples, configuration instructions, and troubleshooting advice. Appendices offer supplementary information on networking, common Linux commands, and dealing with compromised systems.
  
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• February 18, 2025Red Hat Certified Engineer (RHCE) Study Guide: Ansible Automation for the Red Hat Enterprise Linux 8 Exam (EX294)

  This Book is an excerpt from a study guide for the Red Hat Certified Engineer (RHCE) exam, focusing on Ansible automation. It covers Ansible's fundamentals, including configuration, inventory management, and ad hoc commands. The guide then progresses to Playbooks, YAML structure, and using Ansible modules for tasks such as user management, service control, and file manipulation. Further chapters explore advanced topics like working with facts, templates, roles, and downloading pre-built roles from Ansible Galaxy. Finally, the text details managing storage, including LVM, VDO, and filesystem maintenance using Ansible.
  
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• February 18, 2025The Red Team Handbook - The Army's Guide To Making Better Decisions

  The "Red Team Handbook" produced by the TRADOC G-2 Operational Environment Enterprise outlines the U.S. Army's approach to Red Teaming, a flexible cognitive approach to decision-making. It emphasizes the importance of self-awareness, cultural empathy, and applied critical thinking in order to identify and mitigate potential biases. The handbook provides a compendium of tools and techniques designed to enhance both individual and group decision-making by challenging assumptions, exploring alternative perspectives, and revealing previously unseen possibilities. The handbook also explores the role of effective interpersonal communication and the value of thinking creatively in order to generate innovative solutions to complex problems.
  
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• February 18, 2025Recent Advances in Security, Privacy, and Trust for Internet of Things (IoT) and Cyber-Physical Systems (CPS)

  This Book is a collection of chapters exploring security, privacy, and trust issues in the Internet of Things (IoT) and Cyber-Physical Systems (CPS), focusing on the integration of cloud computing and IoT. The text examines various security threats, including ransomware and botnet attacks, and proposes solutions using machine learning and other techniques. Specific communication protocols and architectures are discussed, along with the security challenges in healthcare applications of IoT and CPS. The authors also explore hardware-based security solutions, such as Physical Unclonable Functions (PUFs), for resource-constrained IoT devices. Finally, the text presents a distributed web crawler system for identifying harmful online content.
  
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• February 17, 2025Real-World Python: A Hacker's Guide to Solving Problems with Code

  This Book is a collection of excerpts from Real-World Python: A Hacker’s Guide to Solving Problems with Code, by Lee Vaughan. The excerpts detail numerous Python programming projects, focusing on practical applications across diverse fields. These projects range from cryptography and image processing to data analysis and visualization, using libraries like OpenCV, NLTK, NumPy, and pandas. The book aims to teach practical Python skills through engaging, problem-solving scenarios, progressing from basic syntax to more advanced techniques. The author's background in scientific computing informs the book's focus on scientific and analytical applications.
  
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• February 17, 2025Raspberry Pi Assembly Language Programming: ARM Processor Coding

  This Book is from a Book on Raspberry Pi assembly language programming. It covers fundamental assembly instructions, memory management, and control flow, progressing to more advanced topics like function calls, macros, interfacing with C and Python, floating-point operations, and the NEON coprocessor. The book also explains debugging tools like GDB and provides examples, including a "Hello World" program and more complex applications like matrix multiplication. Finally, it discusses 64-bit ARM programming.
  
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• February 17, 2025Ransomware and Cyber Extortion: Response and Prevention

  This Book is from a Book titled "Ransomware and Cyber Extortion Response and Prevention," which provides a comprehensive guide to understanding, responding to, and preventing ransomware and cyber extortion attacks. The book details the evolution of these attacks, including the technological advancements and business models employed by cybercriminals. It offers practical guidance on negotiation strategies, ransom payment processes, and data recovery methods. Furthermore, the book emphasizes the importance of proactive cybersecurity measures, such as implementing strong security programs, employee training, and robust monitoring systems. Finally, it includes checklists and real-world case studies to illustrate key concepts and best practices.
  
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  https://www.amazon.com/Ransomware-Cyber-Extortion-Sherri-Davidoff/dp/0137450338?&linkCode=ll1&tag=cvthunderx-20&linkId=fa7aef95c35bad48fc5a0f0f3dc1acea&language=en_US&ref_=as_li_ss_tl
  
  
  

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