The customer authorization (provided in the link you clicked) is out of date, and does not entitle you to use the Blended Threat service.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://tracking.vuelio.co.uk/tracking/click?d=su0uNU7xoU3fwy-HSf7xaEaxToykv8MTpO386lqElsEkjEX3mUBG0IqBydl2FXRt4geJbUw7CyQdnu3ahk40UC3IQNnUt1casPdAkIsskC6ZS9nP6IoWXRgkYEL_4QP0XA2