The Certificate Enrollment Gateway solution adds the following port requirements.

Incoming traffic to Certificate Enrollment Gateway

In all the installation nodes, check that the following ports are accessible for incoming traffic to Cryptographic Security Platform.

Source

Protocol

Target service

Target port

EST clients

TCP/HTTPS

Certificate Enrollment Gateway EST service

1443

Outgoing traffic from Certificate Enrollment Gateway

In all the installation nodes, check that the following ports are accessible for outgoing traffic from Cryptographic Security Platform.

Source

Protocol

Target service

Target port

Certificate Enrollment Gateway (all services)    

TCP/HTTPS

ocsp.ssl.com 

443

Certificate Enrollment Gateway (all services)    

TCP/HTTPS

crls.ssl.com

443