The customer authorization (provided in the link you clicked) is out of date, and does not entitle you to use the Blended Threat service.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://email.mediahq.com/ls/click?upn=dzys9oEMACnhhrfSbxnCNPARLym9-2FFMqMFJzd3YssbNvishR2BN8Qtmfb8Q5ktcvLxPaMyQ-2FDKuhcb57lBAZ9AWKAxlcCQAtqOnMpf7hmnQ8YANzTGSF1cR8VbN2bzzJ7Gf0_g7amMpyf79RfrA0GuhISTI653RE2zOQSa9z3m5O64eYHDiMV0zm-2F-2BfG0P6VCt7Bm4w6y6OmVMFyILk9RIhrL2uyqOeziwCQSur5XHcI8IBvizNL9g41V8wuVruad47PmKOAa6LlxqYVRYcJYW0nTQ9ljvoOBISEByKrQaDQZhs12Q-2B84CZYYaUxJtmrsbWvZFZkZ1xZS4R46UY2eYK-2Bv6OW-2FcSaM4lZpdja5LM1SLXn66-2BxauKoVQG8e7-2Fga2NxDvxH-2BQmlI-2FoWgyYgB6ApLi86GJxRh5p0kcnsOvokCyXE-3D