The earning option is not yet activated and is in development.
The user manuals are currently being written, but all information regarding account creation and tracking are delineated in the "Creating a Zoom SmartSession" available in the learning center
As the actual rewards are not yet available on Mainnet, this article only referer to the online tracking activity, not the rewards that should be available shortly.
As for security, it was deemed sufficient for Zoom, making 2key the first ever blockchain-crypto product available on Zoom Marketplace .