Mastering ArcGIS Enterprise Administration

Using a CA-signed SSL certificate

Nowhere does Esri state that using a SSL certificate signed by a corporate (internal) or commercial CA is required for Portal for ArcGIS. However, Esri does state that is imperative and very important that a CA-signed certificate is used to deploy your portal. Along with encryption and trust (see the using a CA-signed certificate with ArcGIS Server section for more information), there are other reasons to use a CA-signed certificate with Portal. Without a CA-signed certificate, users of your Portal will experience the following:

• Warnings in ArcGIS Desktop and web browsers about the site being untrusted. To experienced users, these are annoyances; to untrained users, they are red flags that instill doubt ...