Linux basics for hackers Getting started with networking, scripting, and security in Kali
Book - 2019
"Builds a foundation of Linux skills; this guide also addresses MySQL, postgresql, and Python scripting. Provides access to numerous real-world examples and hands-on exercises"--
Saved in:
- Subjects
- Published
-
San Francisco, CA :
No Starch Press, Inc
[2019]
- Language
- English
- Main Author
- Edition
- First edition
- Physical Description
- xxxvi, 211 pages : illustrations ; 24 cm
- Bibliography
- Includes index.
- ISBN
- 9781593278557
- Acknowledgments
- Introduction
- What's in This Book
- What Is Ethical Hacking?
- Penetration Testing
- Military and Espionage
- Why Hackers Use Linux
- Linux Is Open Source
- Linux Is Transparent
- Linux Offers Granular Control
- Most Hacking Tools Are Written for Linux
- The Future Belongs to Linux/Unix
- Downloading Kali Linux
- Virtual Machines
- Installing VirtualBox
- Setting Up Your Virtual Machine
- Installing Kali on the VM
- Setting Up Kali
- 1. Getting Started With The Basics
- Introductory Terms and Concepts
- A Tour of Kali
- The Terminal
- The Linux Filesystem
- Basic Commands in Linux
- Finding Yourself with pwd
- Checking Your Login with whoami
- Navigating the Linux Filesystem
- Getting Help
- Referencing Manual Pages with man
- Finding Stuff
- Searching with locate
- Finding Binaries with whereis
- Finding Binaries in the PATH Variable with which
- Performing More Powerful Searches with find
- Filtering with grep
- Modifying Files and Directories
- Creating Files
- Creating a Directory
- Copying a File
- Renaming a File
- Removing a File
- Removing a Directory
- Go Play Now!
- Exercises
- 2. Text Manipulation
- Viewing Files
- Taking the Head
- Grabbing Thai Tail
- Numbering the Lines
- Filtering Text with grep
- Hacker Challenge: Using grep, nl, tail, and head
- Using sed to Find and Replace
- Viewing Files with more and less
- Controlling the Display with more
- Displaying and Filtering with less
- Summary
- Exercises
- 3. Analyzing And Managing Networks
- Analyzing Networks with ifconfig
- Checking Wireless Network Devices with iwconfig
- Changing Your Network Information
- Changing Your IP Address
- Changing Your Network Mask and Broadcast Address
- Spoofing Your MAC Address
- Assigning New IP Addresses from the DHCP Server
- Manipulating the Domain Name System
- Examining DNS with dig
- Changing Your DNS Server
- Mapping Your Own IP Addresses
- Summary
- Exercises
- 4. Adding And Removing Software
- Using apt to Handle Software
- Searching for a Package
- Adding Software
- Removing Software
- Updating Packages
- Upgrading Packages
- Adding Repositories to Your sources.list File
- Using a GUI-based Installer
- Installing Software with git
- Summary
- Exercises
- 5. Controlling File And Directory Permissions
- Different Types of Users
- Granting Permissions
- Granting Ownership to an Individual User
- Granting Ownership to a Group
- Checking Permissions
- Changing Permissions
- Changing Permissions with Decimal Notation
- Changing Permissions with UGO
- Giving Root Execute Permission on a New Tool
- Setting More Secure Default Permissions with Masks
- Special Permissions
- Granting Temporary Root Permissions with SUID
- Granting the Root User's Group Permissions SGID
- The Outmoded Sticky Bit
- Special Permissions, Privilege Escalation, and the Hacker
- Summary
- Exercises
- 6. Process Management
- Viewing Processes
- Filtering by Process Name
- Finding the Greediest Processes with top
- Managing Processes
- Changing Process Priority with nice
- Killing Processes
- Running Processes in the Background
- Moving a Process to the Foreground
- Scheduling Processes
- Summary
- Exercises
- 7. Managing User Environment Variables
- Viewing and Modifying Environment Variables
- Viewing All Environment Variables
- Filtering for Particular Variables
- Changing Variable Values for a Session
- Making Variable Value Changes Permanent
- Changing Your Shell Prompt
- Changing Your PATH
- Adding to the PATH Variable
- How Not to Add to the PATH Variable
- Creating a User-Defined Variable
- Summary
- Exercises
- 8. Bash Scripting
- A Crash Course in Bash
- Your First Script: "Hello, Hackers-Arisel"
- Setting Execute Permissions
- Running HelloHockersArise
- Adding Functionality with Variables and User Input
- Your Very First Hacker Script: Scan for Open Ports
- Our Task
- A Simple Scanner
- Improving the MySQL Scanner
- Common Built-in Bash Commands
- Summary
- Exercises
- 9. Compressing And Archiving
- What Is Compression?
- Tarring Files Together
- Compressing Files
- Compressing with gzip
- Compressing with bzip2
- Compressing with compress
- Creating Bit-by-Bit or Physical Copies of Storage Devices
- Summary
- Exercises
- 10. Filesystem And Storage Device Management
- The Device Directory /dev
- How Linux Represents Storage Devices
- Drive Partitions
- Character and Block Devices
- List Block Devices and Information with Isblk
- Mounting and Unmounting
- Mounting Storage Devices Yourself
- Unmounting with umount
- Monitoring Filesystems
- Getting Information on Mounted Disks
- Checking for Errors
- Summary
- Exercises
- 11. The Logging System
- The rsyslog Logging Daemon
- The rsyslog Configuration File
- The rsyslog Logging Rules
- Automatically Cleaning Up Logs with logrotate
- Remaining Stealthy
- Removing Evidence
- Disabling Logging
- Summary
- Exercises
- 12. Using And Abusing Services
- Starting, Stopping, and Restarting Services
- Creating an HTTP Web Server with the Apache Web Server
- Starting with Apache
- Editing the index.html File
- Adding Some HTML
- Seeing What Happens
- OpenSSH and the Raspberry Spy Pi
- Setting Up the Raspberry Pi
- Building the Raspberry Spy Pi
- Configuring the Camera
- Starting to Spy
- Extracting Information from MySQL
- Starting MySQL
- Interacting with MySQL
- Setting a MySQL Password
- Accessing a Remote Database
- Connecting to a Database
- Database Tables
- Examining the Data
- PostgreSQL with Metasploit
- Summary
- Exercises
- 13. Becoming Secure And Anonymous
- How the Internet Gives Us Away
- The Onion Router System
- How Tor Works
- Security Concerns
- Proxy Servers
- Setting Proxies in the Config Pile
- Some More Interesting Options
- Security Concerns
- Virtual Private Networks
- Encrypted Email
- Summary
- Exercises
- 14. Understanding And Inspecting Wireless Networks
- Wi-Fi Networks
- Basic Wireless Commands
- Wi-Fi Recon with aircrack-ng
- Detecting and Connecting to Bluetooth
- How Bluetooth Works
- Bluetooth Scanning and Reconnaissance
- Summary
- Exercises
- 15. Managing The Linux Kernel And Loadable Kernel Modules
- What Is a Kernel Module?
- Checking the Kernel Version
- Kernel Tuning with sysctl
- Managing Kernel Modules
- Finding More Information with modinfo
- Adding and Removing Modules with modprobe
- Inserting and Removing a Kernel Module
- Summary
- Exercises
- 16. Automating Tasks With Job Scheduling
- Scheduling an Event or Job to Run on an Automatic Basis
- Scheduling a Backup Task
- Using crontab to Schedule Your MySQLscanner
- Crontab Shortcuts
- Using rc Scripts to Run Jobs at Startup
- Linux Runlevels
- Adding Services to rc.d
- Adding Services to Your Bootup via a GUI
- Summary
- Exercises
- 17. Python Scripting Basics For Hackers
- Adding Python Modules
- Using pip
- Installing Third-Party Modules
- Getting Started Scripting with Python
- Variables
- Comments
- Functions
- Lists
- Modules
- Object-Oriented Programming (OOP)
- Network Communications in Python
- Building a TCP Client
- Creating a TCP Listener
- Dictionaries, Loops, and Control Statements
- Dictionaries
- Control Statements
- Loops
- Improving Our Hacking Scripts
- Exceptions and Password Crackers
- Summary
- Exercises
- Index