The customer authorization (provided in the link you clicked) is out of date, and does not entitle you to use the Blended Threat service.
https://bit.ly/2PuwmCd?fbclid=IwAR2SHWhLjAp57HYkq_vQAP86I-FF3RSoiqm6aIAqdHVtMQ3Fedvid39wkBU