Regarding this concept i would recommend not to use airdrops; one of my recent studies revealed that airdrops is found to be scamfull and their can be hackers
Well how do we find if the airdrops is scam?
Read as much as you can about the project, watch if they have a site, a whitepaper, social media profile and the most inportant thing is about the team! If the team is hidden probably it's a scam