This comprehensive technical guide was developed with assistance from ScholarGPT and GPT-5, providing graduate-level coverage of essential Linux administration tools.

🔐📦🔍 Comprehensive Technical Guide to SSH, Debian Packages, and Grep

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Table of Contents

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1. Introduction
2. Secure Shell (SSH)
   • Core Concepts
   • Basic Usage
   • Authentication Methods
   • Advanced Features
   • Configuration Files
   • Security Best Practices
   • Troubleshooting
   • Exercises
3. Debian Package Management (.deb)
   • Understanding Debian Packages
   • Core Tools (dpkg & APT)
   • Installing & Removing Packages
   • Dependency Management
   • Building Debian Packages
   • Repositories & Configuration
   • Security Considerations
   • Troubleshooting
   • Exercises
4. Text Processing with grep
   • Core Concepts
   • Basic Syntax & Usage
   • Regular Expressions
   • Advanced Patterns & Options
   • Performance Considerations
   • Integration with Other Tools
   • Troubleshooting
   • Exercises
5. Cross-Integration of SSH, .deb, and grep
6. Conclusion & Further Resources

Introduction

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Linux system administration relies on a toolbox of powerful utilities that enable secure communication, efficient software management, and precise text processing. Among these, SSH (Secure Shell), Debian package management (.deb), and grep stand out as foundational technologies.