Exam rules refused to connect

Symptoms

Unable to read the custom Proctoring System Terms and Conditions. An error message appears: "<site_url> refused to connect".

Causes

Embedding in an iframe is not allowed.

Resolution

Include *.proctor.constructor.app in the whitelist. 

Note: To successfully open the Proctoring System Terms and Conditions in Constructor Proctor, embedding in an iframe needs to be allowed.