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Essential Linux Commands

You're reading from   Essential Linux Commands 100 Linux commands every system administrator should know

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Product type Paperback
Published in Nov 2023
Publisher Packt
ISBN-13 9781803239033
Length 250 pages
Edition 1st Edition
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Author (1):
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Paul Olushile Paul Olushile
Author Profile Icon Paul Olushile
Paul Olushile
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Table of Contents (20) Chapters Close

Preface 1. Part 1:Server Installations and Management Commands
2. Chapter 1: Getting a CentOS Server Up and Running FREE CHAPTER 3. Chapter 2: Linux User and Group Commands 4. Chapter 3: File Compression and Archival Commands 5. Part 2:Frequently Used Commands – Part 1
6. Chapter 4: Format and Disk Space Commands 7. Chapter 5: Linux Permissions Commands 8. Chapter 6: Filesystem Mount and Manipulation Commands 9. Part 3:Frequently Used Commands – Part 2
10. Chapter 7: File Content and Conversion Commands 11. Chapter 8: Linux SWAP Commands 12. Chapter 9: Linux Monitoring and Debugging Commands 13. Chapter 10: Linux IPTABLES and Network Commands 14. Chapter 11: File Transfer, Downloading, and Managing Log Files 15. Part 4:Linux Security and the Cloud
16. Chapter 12: Exploring Linux Security 17. Chapter 13: Linux in the Cloud 18. Index 19. Other Books You May Enjoy

Securing SSH

Secure Shell (SSH) is a widely used protocol for secure remote access and secure file transfers over an insecure network. It plays a pivotal role in modern IT infrastructures, enabling administrators, developers, and users to access remote systems securely. However, to harness the full potential of SSH and maintain the confidentiality and integrity of data during remote connections, it’s paramount to implement robust security measures.

The primary purpose of securing SSH is to protect sensitive information and prevent unauthorized access to remote systems. SSH achieves this by encrypting data during transmission and employing strong authentication mechanisms. By utilizing cryptographic protocols, SSH ensures that data that’s exchanged between the client and server remains confidential and is not susceptible to eavesdropping by malicious actors. Furthermore, SSH’s public-key authentication and password-based authentication mechanisms enhance the...

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