The customer authorization (provided in the link you clicked) is out of date, and does not entitle you to use the Blended Threat service.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://nam05.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.vanarama.com%2F&data=02%7C01%7C%7C9f02bbe5009b443548a208d720a1e239%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C637013751964149754&sdata=Wo3NXAbJ5AHgFuThSCf2orCQz2v0gIrbD3gQYTBxrfA%3D&reserved=0