In order to confirm the identity of the person entering an account, a verification code is given to a different device. It's used for two-factor authentication.
Airdrop
A marketing tactic known as a cryptocurrency airdrop involves giving away free tokens or coins to existing owners of a specific coin or token.
Hard Cap
A hard cap is a restriction put in place by the blockchain's code on the maximum amount of units that can ever be created or circulated for a specific cryptocurrency
Accountability
Accountability is the need or willingness to take ownership of one's actions. When someone takes ownership, they are committing to producing successful outcomes.