Also “multisig”. While normal crypto wallets need only one private keyA cryptographic key that is used with an algorithm to encrypt and decrypt data. A cryptocurrency private key lets you... More to make a transactionA cryptocurrency transaction is an entry on the blockchain ledger, noting sender, receiver and number of coins transacted. More, multisig wallets need keys from multiple parties. It’s comparable to shared bank accounts. Other blockchains, like Ethereum, provide advanced multisig features, like setting different permissions per users and apps.