The customer authorization (provided in the link you clicked) is out of date, and does not entitle you to use the Blended Threat service.
http://link.service.thefa.com/u/nrd.php?p=XWF8Bt87lC_264_104774_1_12&ems_l=104693&d=NjkwNTI3OQ%3D%3D%7CWFdGOEJ0ODdsQw%3D%3D%7C