About the APIs

DigiCert® ONE provides REST API access for each trust workflow. With over 1,000 APIs across CertCentral APIs and DigiCert® ONE, organizations can automate enterprise-scale machine identity management, certificate lifecycle operations, secure code signing, private PKI infrastructure, and device trust workflows at scale. All products share the same authentication model, error semantics, rate limits, and versioning strategy.

Platform at a glance

  • https://{hostname}/{product}/api/v{n}/{resource} URL pattern
  • HTTPS with TLS 1.2+
  • JSON request/response bodies
  • Header-based authentication with an x-api-key (or client TLS cert for mTLS)
  • Consistent pagination, error format, and rate limits

Product API catalog

ProductBase pathAPI operationsTypical use cases
DigiCert® Account Manager/account/api/v118Service users, roles, divisions, audit logs
DigiCert® Private CA/certificate-authority/api/v1132Private roots, subordinate CAs, CRL/OCSP
DigiCert® Trust Lifecycle Manager/mpki/api/v1158Public and private TLS issuance, discovery, renewals
DigiCert® Software Trust Manager/signingmanager/api/v1158HSM-backed keys, code/container signing, SBOM
DigiCert® Device Trust Manager/devicetrustmanager/api/v3 or
/devicetrustmanager/{resource}/v{n}
228IoT/OT device registration and management, bulk cert rotation
DigiCert® IoT Trust Manager/iot/api/v1183IoT device management
DigiCert® Document Trust Manager/documentmanager/api/v154PDF signing, qualified e-signatures, timestamping

Choose the right product

If you need to…Use…
Automate user or API-key tasksAccount Manager
Create and operate a private root CADigiCert Private CA
Issue public/private TLS certs at scaleTrust Lifecycle Manager
Sign code, containers, or SBOMsSoftware Trust Manager
Provision device identities in manufacturingDevice Trust Manager
Digitally sign PDFs with legal complianceDocument Trust Manager