Cracked software is a common vector for malware. Security researchers consistently find that over 50% of keygens and cracks contain Trojans, ransomware, or cryptocurrency miners. By downloading a so-called "AirServer license key generator," you could:
If you need to use AirServer without immediate payment, the developer, App Dynamic, provides official ways to do so: The 30-Day Free Trial: AirServer offers a fully functional 30-day trial Airserver License Key Free