CNC Software does not distribute the Virtual Key installer as a standalone public download. You must obtain it through:

If you are looking for legitimate ways to run Mastercam without a physical key, the manufacturer provides several official methods: How to Activate and Deactivate an Offline Mastercam License

For network setups, ensure you are on the machine intended to be the license server. Enter Activation Credentials: Input your Activation Code License Number

Guide to Installing Mastercam Licensing Utilities and Drivers

Are you looking to a specific version of Mastercam, or are you trying to transfer a license to a new computer?