You manage certificates from the vSphere Client, or by using an API, scripts, or CLIs.
You can manage certificates using different interfaces.
|vSphere Client||Web interface (HTML5-based client). See Managing Certificates with the vSphere Client.|
|vSphere Automation API||See VMware vSphere Automation SDKs Programming Guide.|
|Certificate Management utility||Command-line tool that supports Certificate Signing Request (CSR) generation and certificate replacement. See Managing Certificates with the vSphere Certificate Manager Utility.|
|CLIs for managing certificate and directory services||Set of commands for managing certificates, the VMware Endpoint Certificate Store (VECS), and VMware Directory Service (vmdir). See Managing Services and Certificates with CLI Commands.|