The customer authorization (provided in the link you clicked) is out of date, and does not entitle you to use the Blended Threat service.
https://urldefense.proofpoint.com/v2/url?u=https-3A__scanmail.trustwave.com_-3Fc-3D2838-26d-3D1fzx250S1S1dzIbGI7e-5F2qVpwVEiTW0q4V1xLKUC7g-26u-3Dhttps-253a-252f-252furldefense-252eproofpoint-252ecom-252fv2-252furl-253fu-253dhttp-2D3A-255f-255fwww-252enzta-252egovt-252enz-255ftraffic-2526d-253dDwMF-2Dg-2526c-253dAgHBXVkk0bblyDQ8JQu5Fw-2526r-253dnQKx5Q2Sn8wUhqUJ0xFRORws3VHLTR3tca7hYyW8AeeXk6ZOaEqqfVSG6s8KnCu-255f-2526m-253dCuMCIEEo0YrEedteJYGACDloY-2D2Q4EC9hM8s51cjpv0-2526s-253dLFPn9S-255flJbmBCDF7eTEZTL5kcS9z4mohR0FAJ4W2m2I-2526e-253d&d=DwMF-g&c=AgHBXVkk0bblyDQ8JQu5Fw&r=nQKx5Q2Sn8wUhqUJ0xFRORws3VHLTR3tca7hYyW8AeeXk6ZOaEqqfVSG6s8KnCu_&m=FCpjYLGWgs6Yld9ShgCvjASiDzK5Qvm0tXfG19YZXTc&s=K5i-G1_ynm90I2b7Ls2dhIvSSK6toq6DDJmu_de1dFw&e=