What is a multisignature? What is a ring signature?
1 What is a multisignature? A multisignature (multisignature or multisig) is a technique for authorising transactions with multiple private keys to improve security and privacy. It is a type of threshold signature implemented through conditions in a cryptocurrency’s scripting language. 2 How and when did multisignatures emerge? Although widely used in cryptocurrencies, the underlying principles long predate bitcoin.