Glossary
Airdrop
Distributing tokens to addresses without charge, usually to reward past use or attract attention. Also the pretext for a large family of scams, since "claim your airdrop" is an easy thing to fake.
See also
Wallet drainerA kit that tricks a holder into signing an approval or transfer that hands over their assets, usually behind a fake mint, airdrop or support page.
Token approvalPermission you grant a contract to move a token from your wallet. Approvals persist until revoked, and an unlimited approval to a malicious contract is how wallets are emptied without any transfer being signed.
Last checked 19 Oct 2026.