The customer authorization (provided in the link you clicked) is out of date, and does not entitle you to use the Blended Threat service.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://track.vuelio.uk.com/z.z?l=aHR0cHM6Ly9iaXQubHkvMlJrYzBqZQ%3d%3d&r=11897353343&d=7902762&p=1&t=h&h=915d3e2e8596ee5fa1e58248b46f775a