Go directly to the official IVT website (or Bluedot, the current distributor). Do not use CNET or Download.com—they bundle adware.
If you download BlueSoleil 11.0 (the current new standard), an activation key from version 8.0 will be rejected instantly. You need a BlueSoleil 11 Activation Key .
For users struggling with Bluetooth connectivity, there are safer and more effective paths than seeking illicit activation keys: Manufacturer Drivers:
If you're looking for a new activation key, here are some possible options: