You have configured the Endpoint Protection clients to send data and file reputation queries to SEDR Appliance.
When you review the Troubleshooting section of SEP, the EDR Connection status shows "Not Authenticated."
The authentication referred to in this troubleshooting window is the ECC 2.0 functionality that SEP and SEDR establish when the SEPM controller setting is configured.
This status indicates the current state of the Enrollment Process of ECC 2.0 and SEDR Appliance. If the client is unable to Enroll, you will need to troubleshoot that process. Please see the following document:
SEP clients stuck in "Authentication Pending" in the Enrollment Statistics during ECC client registration