CPM Technical Specification

The CPM eBooks, Test Generator at the Assessment Site, the Professional Learning Portal, Homework Help, and eBook Licensing System (ELS) are web-based requiring internet access on a computer, tablet, or personal device. The last two major versions of Safari, Chrome, and Firefox browsers are supported with javascript and cookies enabled.


Please have your IT department whitelist the following from their filters:


All sites with cpm.org domain:
  1. https://*.cpm.org
  2. wss://*.cpm.org

Sites with third-party domains:


Emails coming from cpm.org including noreply@cpm.org & support@cpm.org