However, as with any popular software, the issue of licensing arose. Alex and the TopGuard team wanted to ensure that their product was used responsibly and that only legitimate users had access to the software. They implemented a licensing system that required users to obtain a valid license key to activate and use Kerio Control.
: If the "Get a Trial License" link isn't visible in the interface, visit the official GFI website to download the latest trial version, which will generate a new number for you.