Chapter 5. PKI standards and specifications

Table of Contents
Internet X.509 Public Key Infrastructure (PKIX)
Architecture for Public-Key Infrastructure (APKI)
The NIST Public Key Infrastructure Program

We describe available PKI-related standards and specifications and discuss the usability of each of them. Open standards and specifications are important to open–source PKIs, since they remove possible interoperability obstacles of closed–source implementations.

Internet X.509 Public Key Infrastructure (PKIX)

PKIX is covered in Chapter 6.