The customer authorization (provided in the link you clicked) is out of date, and does not entitle you to use the Blended Threat service.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/wf/click?upn=plDLgAMDe-2FFx3WRNLy61Kpe0jylhVx57j6QnzN804mDPpONAccHPjwkBt6M6Gh9v_5uKmk5ftz86vyuvwWGEHhcYe0AJpHQVEuBr7J8wpjz5HeBHYSSnZVR9uqACApNSW1GICj-2BUXC1aB5PpPEFEKTMkBZhY2UcuDOOmMuUc4qA6lL8k9LsOt4S9A5xZPW-2FA01QDv8dAk-2FvgUDFPpRlum1T9IbIztIKsBQzMyUPJP5h0kiEHP7k3e7hv1sFpwTgpVH-2B2Gqn7tn4FpuSwLYiQ5zxc-2Bqgq1GpmZ8Eys2gLklocJqy4XcNjOUaoX7IPhqP-2BvNe0Ql8aBzTp9OSj1OIzbyg-3D-3D