DigiCert Private Root CA

Establish the trust anchor for your private PKI with a root CA intended for high-control environments. DigiCert Private Root CA provides the top-level authority in a certificate hierarchy, giving security teams a stable foundation for internal issuance, policy enforcement, and long-term trust management. This is the component enterprises rely on when they want the root kept separate from everyday signing activity. That separation matters: it reduces exposure, supports cleaner governance, and gives teams a more defensible architecture for audits and operational reviews. From there, intermediate authorities can handle routine issuance while the root remains protected. For organizations managing internal applications, device identity, and service authentication, a private root CA is the anchor that makes the rest of the PKI trustworthy. It is especially valuable where certificate integrity, hierarchy discipline, and controlled trust distribution are non-negotiable. Compared with lower-tier issuance tools, a private root CA is about preserving the authority behind the entire chain — the part you protect most because everything else depends on it.