https://help.okta.com/en-us/content/topics/integrations/netmotion-radius-intg-add-trusted-root-cert.htm
Netmotion Mobility - Add trusted root certificate | Okta Classic Engine
Configure the Citrix Netscaler Gateway integration to enable MFA against your Okta RADIUS server agent to provide seamless end-user authentication.
trusted root certificatenetmotion mobilityaddoktaclassic