Source: Security Magazine
Private PKI: Deployment, automation and management
With a Private CA (or “Private PKI”) solution, you can brand the certificates for your servers, devices, and users. Since the purpose of this CA is to serve your organization only, it will provide a tighter control when its Public Key Infrastructure (PKI) is used for internal user authentication. For this reason, Private PKI is immensely popular for deployment in enterprise IT, as well as cloud-native DevOps and Internet of Things (IoT) environments.