An exchange and custodian founded by the Winklevoss twins, with a New York trust charter.

The first block or agreed starting record of a blockchain, anchoring its initial history and state under that network's rules.

The U.S. payment-stablecoin law enacted as Public Law 119-27 on July 18, 2025, establishing an issuer and supervisory framework with implementation provisions.

An attempt to misuse a protocol's proposal, voting or execution machinery to obtain unauthorized control, transfer assets or change rules against the system's intended protections.

A token associated with a protocol's decision process, often assigning voting or delegation power under specific proposal and execution rules.

Operators who exploit then negotiate returns. Legal and ethical status is messy.

The issuer of GBTC and other crypto trusts, later converted in part to spot ETFs.