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Understanding Public Key Infrastructure

Public key infrastructure (PKI) refers to the hierarchical structure of trust required for the successful implementation of public key cryptography. To verify the trustworthiness of a certificate, you must be able to track a path of certified CAs from the one issuing your local certificate back to a root authority of a CA domain. See Figure 105.

Before You Begin
For background information, read Understanding Public Key Cryptography Understanding Certificates Understanding Certificate Revocation Lists

Before You Begin

For background information, read

Understanding Public Key Cryptography
Understanding Certificates
Understanding Certificate Revocation Lists

This topic covers:

PKI Hierarchy for a Single CA Domain or Across Domains
PKI Management and Implementation
Related Topics

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