Linux Basics for Hackers

Table of Contents

1. Cover Page
2. Title Page
3. Copyright Page
4. Dedication
5. About the Author
6. About the Technical Reviewer
7. BRIEF CONTENTS
8. CONTENTS IN DETAIL
9. ACKNOWLEDGMENTS
10. INTRODUCTION
    1. What’s in This Book
    2. What Is Ethical Hacking?
    3. Why Hackers Use Linux
    4. Downloading Kali Linux
    5. Virtual Machines
    6. Setting Up Kali
11. 1 GETTING STARTED WITH THE BASICS
    1. Introductory Terms and Concepts
    2. A Tour of Kali
    3. Basic Commands in Linux
    4. Finding Stuff
    5. Modifying Files and Directories
    6. Go Play Now!
    7. Exercises
12. 2 TEXT MANIPULATION
    1. Viewing Files
    2. Filtering Text with grep
    3. Using sed to Find and Replace
    4. Viewing Files with more and less
    5. Summary
    6. Exercises
13. 3 ANALYZING AND MANAGING NETWORKS
    1. Analyzing Networks with ifconfig
    2. Checking Wireless Network Devices with iwconfig
    3. Changing Your Network Information
    4. Manipulating the Domain Name System
    5. Summary
    6. Exercises
14. 4 ADDING AND REMOVING SOFTWARE
    1. Using apt to Handle Software
    2. Adding Repositories to Your sources.list File
    3. Using a GUI-based Installer
    4. Installing Software with git
    5. Summary
    6. Exercises
15. 5 CONTROLLING FILE AND DIRECTORY PERMISSIONS
    1. Different Types of Users
    2. Granting Permissions
    3. Checking Permissions
    4. Changing Permissions
    5. Setting More Secure Default Permissions with Masks
    6. Special Permissions
    7. Summary
    8. Exercises
16. 6 PROCESS MANAGEMENT
    1. Viewing Processes
    2. Managing Processes
    3. Scheduling Processes
    4. Summary
    5. Exercises
17. 7 MANAGING USER ENVIRONMENT VARIABLES
    1. Viewing and Modifying Environment Variables
    2. Changing Your Shell Prompt
    3. Changing Your PATH
    4. Creating a User-Defined Variable
    5. Summary
    6. Exercises
18. 8 BASH SCRIPTING
    1. A Crash Course in Bash
    2. Your First Script: “Hello, Hackers-Arise!”
    3. Your Very First Hacker Script: Scan for Open Ports
    4. Common Built-in Bash Commands
    5. Summary
    6. Exercises
19. 9 COMPRESSING AND ARCHIVING
    1. What Is Compression?
    2. Tarring Files Together
    3. Compressing Files
    4. Creating Bit-by-Bit or Physical Copies of Storage Devices
    5. Summary
    6. Exercises
20. 10 FILESYSTEM AND STORAGE DEVICE MANAGEMENT
    1. The Device Directory /dev
    2. Mounting and Unmounting
    3. Monitoring Filesystems
    4. Summary
    5. Exercises
21. 11 THE LOGGING SYSTEM
    1. The rsyslog Logging Daemon
    2. Automatically Cleaning Up Logs with logrotate
    3. Remaining Stealthy
    4. Summary
    5. Exercises
22. 12 USING AND ABUSING SERVICES
    1. Starting, Stopping, and Restarting Services
    2. Creating an HTTP Web Server with the Apache Web Server
    3. OpenSSH and the Raspberry Spy Pi
    4. Extracting Information from MySQL/MariaDB
    5. Summary
    6. Exercises
23. 13 BECOMING SECURE AND ANONYMOUS
    1. How the Internet Gives Us Away
    2. The Onion Router System
    3. Proxy Servers
    4. Virtual Private Networks
    5. Encrypted Email
    6. Summary
    7. Exercises
24. 14 UNDERSTANDING AND INSPECTING WIRELESS NETWORKS
    1. Wi-Fi Networks
    2. Detecting and Connecting to Bluetooth
    3. Summary
    4. Exercises
25. 15 MANAGING THE LINUX KERNEL AND LOADABLE KERNEL MODULES
    1. What Is a Kernel Module?
    2. Checking the Kernel Version
    3. Kernel Tuning with sysctl
    4. Managing Kernel Modules
    5. Summary
    6. Exercises
26. 16 AUTOMATING TASKS WITH JOB SCHEDULING
    1. Scheduling an Event or Job to Run on an Automatic Basis
    2. Using rc Scripts to Run Jobs at Startup
    3. Adding Services to Your Bootup via a GUI
    4. Summary
    5. Exercises
27. 17 PYTHON SCRIPTING BASICS FOR HACKERS
    1. Adding Python Modules
    2. Getting Started Scripting with Python
    3. Lists
    4. Modules
    5. Object-Oriented Programming (OOP)
    6. Network Communications in Python
    7. Dictionaries, Loops, and Control Statements
    8. Improving Our Hacking Scripts
    9. Exceptions and Password Crackers
    10. Summary
    11. Exercises
28. INDEX