The customer authorization (provided in the link you clicked) is out of date, and does not entitle you to use the Blended Threat service.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.precise.uk/c/eJwNjstuwyAURL_G7IJ4OrBg0dap1G37BddwCTTYRJjIUr--SHNWI52Z4FB59JFkJxg3TA2MugpLOV34TQuzzIazm-RqmRR7NvT5QPp6kOSMFmsMAuTMpYl6Re65ZVwHYYZFWvIO3aef_IfO2pkUl3p_TvJtEp8j53nSWGtfoZRYX3uAnutOa7sP--gbdsj7pSe83GFD0twvbBnpR4H2wPGlYPZ4dGxHyg0jUF830t03FoQDv8JYkvaq1T9wzUa-