What Is a Multisig Wallet? Why Large Holdings Should Use 2-of-3

A multisig wallet requires several private keys to jointly sign before funds can move — e.g. "any 2 of 3 keys". It removes the single point of failure: losing one key isn't fatal, and stealing one key isn't enough to move funds. Here are the mechanics, common setups and who needs it.

A multisig wallet requires several private keys to jointly sign before funds can move — e.g. "any 2 of 3 keys". It removes the single point of failure: losing one key isn't fatal, and stealing one key isn't enough to move funds. Here are the mechanics, common setups and who needs it.