Building a Custom Public Key Infrastructure with OpenSSL

PKI Architecture Fundamentals A self-managed Public Key Infrastructure relies on a hierarchical trust model consisting of three primary tiers: Root Certificate Authority: The anchor of trust. Its private key never leaves the secure hardware store and is used exclusively to sign intermediate certificates. Intermediate Certificate Authority: A d ...

Posted on Tue, 30 Jun 2026 17:33:41 +0000 by ldb358