What is the port number used by OPM?

The port number used by OPM, which stands for On-Demand Password Management, is 18924. This specific port is designated for use in the communication protocols that support On-Demand Password features within CyberArk's solutions. Understanding the correct port number is essential for configuring and troubleshooting network communications effectively in an environment utilizing CyberArk products, especially when deploying OPM functionalities.

The other port options listed do not align with the official documentation and standard configurations for OPM, making them incorrect choices for this particular question. Familiarity with the designated ports for various CyberArk components can substantially aid in managing and securing privileged access across IT environments.