Entrust PKI as a Service

Windows network requirements

See below for the network requirements for all Windows devices in an Active Directory forest.


ℹ Connection to the Windows domain is not a requirement for certificate enrollment. After fulfilling the requirements below, domain-joined devices can enroll for certificates even when not connected to the same network as the Windows domain.


Device outbound access to the Entrust WSTEP service

Grant any device access to Entrust PKIaaS.

Region URI Target port Protocol Application
EU wstep.eu.PKIaaS.entrust.com 443 TCP HTTPS
US wstep.PKIaaS.entrust.com 443 TCP HTTPS

Device outbound access to the Entrust certificate validation services

Grant any device access to the following Entrust certificate validation services

Service Target port Protocol Application
Entrust PKIaaS Certificate Revocation Lists 80 TCP HTTP
Entrust PKIaaS OCSP service 80 TCP HTTP