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Mastering Active Directory, Third Edition - Third Edition

You're reading from  Mastering Active Directory, Third Edition - Third Edition

Product type Book
Published in Nov 2021
Publisher Packt
ISBN-13 9781801070393
Pages 780 pages
Edition 3rd Edition
Author (1):
Dishan Francis Dishan Francis
Profile icon Dishan Francis

Table of Contents (22) Chapters

Preface 1. Active Directory Fundamentals 2. Active Directory Domain Services 2022 3. Designing an Active Directory Infrastructure 4. Active Directory Domain Name System 5. Placing Operations Master Roles 6. Migrating to Active Directory 2022 7. Managing Active Directory Objects 8. Managing Users, Groups, and Devices 9. Designing the OU Structure 10. Managing Group Policies 11. Active Directory Services – Part 01 12. Active Directory Services – Part 02 13. Active Directory Certificate Services 14. Active Directory Federation Services 15. Active Directory Rights Management Services 16. Active Directory Security Best Practices 17. Advanced AD Management with PowerShell 18. Hybrid Identity 19. Active Directory Audit and Monitoring 20. Other Books You May Enjoy
21. Index

The Kerberos protocol

The Kerberos protocol is built to protect authentication between the server and the client in an open network.

The main concept behind authentication is that two parties first agree on a password (secret) and then use it to identify and verify their genuineness:

Figure 16.1: Authentication by using a secret

In the preceding example, Dave and server A have a communication link. They often exchange confidential data. To protect this communication, they agree to use a common secret code (1234) to verify their identities before exchanging data. When Dave makes the initial connection, he passes his secret to server A and says Hey! I'm Dave. Then, server A checks the secret to see whether it's true. If it's correct, it identifies him as Dave and allows further communication.

Figure 16.2: Man-in-the-middle attack

Communication between Dave and server A happens in an open network, which means that other systems and users...

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