If you are currently using the PowerSchool Assessment plugin in your PowerSchool SIS for Single Sign ON from SIS to Assessment, then you will need to make a change to your plugin configuration.
Please reconfigure your Single Sign On settings for your PowerSchool Assessment plugin in your SIS. The Relying Party Host will need to change to read assessment.powerschool.com. Relying Party Port will remain 443.
For PowerSchool SIS Users:
Navigate to System > System Settings > Plugin Management Configuration > PowerSchool Assessment Select the Single Sign On Settings Change the Relying Party Host field to assessment.powerschool.com Leave the Relying Party Port as 443 Click Save