The customer authorization (provided in the link you clicked) is out of date, and does not entitle you to use the Blended Threat service.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://us02web.zoom.us/rec/share/4uJnEO7U72BJG6fr-G_jU6J-MKK-T6a80Xce_PYNmRtvc73UGLyJoqzQFbmt7RTx