Glossary
Smart contract
Code deployed to a network that runs exactly as written when called. "Trustless" refers to the execution, not to whether the code does something reasonable.
See also
TokenAn asset that lives on someone else's network and follows that network's rules, created by a contract that somebody wrote and often still controls.
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.