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

Product typeBook
Published inNov 2021
PublisherPackt
ISBN-139781801070393
Edition3rd Edition
Tools
Active Directory Domain Services
Concepts
Networking
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Author (1)
Dishan Francis
Dishan Francis
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Dishan Francis

Dishan Francis is an IT professional with over 15 years of experience. He was a six-time Microsoft MVP in enterprise mobility before he joined Microsoft UK as a security consultant. He has maintained the RebelAdmin technology blog over the years, with lots of useful articles that focus on on-premises Active Directory services and Azure Active Directory. He has also written for other Microsoft-managed blogs such as canitpro and ITopsTalk. When it comes to managing innovative identity infrastructure solutions to improve system stability, efficiency, and security, his level of knowledge and experience places him among the very best in the field.
Read more about Dishan Francis

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PKI deployment models

At several points in this chapter, I have mentioned the PKI hierarchy and components such as root CAs, intermediate CAs, and issuing CAs. Based on the business and operational requirements, the PKI topology will also change. There are three deployment models that we can use to address the PKI requirements. In this section, we will look into these models and their characteristics.

The single-tier model

The single-tier model is also referred to as the one-tier model, and it is the simplest deployment model for a PKI. This is not recommended for use in any production network as it's a single point of failure for the entire PKI:

Figure 13.11: Single-tier model

In this model, a single CA will act as a root CA and issuing CA. As explained previously, the root CA is the most trusted CA in the PKI hierarchy. A compromised root CA will compromise the entire PKI. In this model, it's a single server, so any breach of the server will easily...

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Mastering Active Directory, Third Edition - Third Edition
Published in: Nov 2021Publisher: PacktISBN-13: 9781801070393
© 2021 Packt Publishing Limited All Rights Reserved

Author (1)

author image
Dishan Francis

Dishan Francis is an IT professional with over 15 years of experience. He was a six-time Microsoft MVP in enterprise mobility before he joined Microsoft UK as a security consultant. He has maintained the RebelAdmin technology blog over the years, with lots of useful articles that focus on on-premises Active Directory services and Azure Active Directory. He has also written for other Microsoft-managed blogs such as canitpro and ITopsTalk. When it comes to managing innovative identity infrastructure solutions to improve system stability, efficiency, and security, his level of knowledge and experience places him among the very best in the field.
Read more about Dishan Francis

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