Security+: Implementing Public Key Infrastructure

NIST SP 800-52 Rev 2: Guidelines for the Selection, Configuration, and Use of Transport Layer Security (TLS) Implementations

NIST SP 800-53: SC-23 Session Authenticity

digicert – Mitigating Risk: The Importance of Considering Your Certificate Practices

SANS Whitepaper – Building and Managing a PKI Solution

NIST SP 800-175B Rev 1: Guideline for Using Cryptographic Standards in the Federal Government