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Understanding Public-Key Infrastructure: Concepts, Standards, and Deployment Considerations
book

Understanding Public-Key Infrastructure: Concepts, Standards, and Deployment Considerations

by Carlisle Adams, Steve Lloyd
November 1999
Intermediate to advanced content levelIntermediate to advanced
320 pages
8h 46m
English
Sams
Content preview from Understanding Public-Key Infrastructure: Concepts, Standards, and Deployment Considerations

Strict Hierarchy of Certification Authorities

The strict hierarchy of Certification Authorities (CAs) is typically shown pictorially as an inverted tree with the root at the top, the branches extending downward, and the leaves at the bottom. In this inverted tree, the root represents a particular CA, commonly known as the root CA , which acts as a root of trust, or "trust anchor," for the entire domain of PKI entities under it. Below the root CA are zero or more layers of intermediate CAs (also known as subordinate CAs because they are subordinate to the root), represented by the intermediate nodes, from which further branches spring forth. The leaves correspond to non-CA PKI entities, often called end-entities or simply end-users. See ...

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Publisher Resources

ISBN: 157870166XPurchase book