2-of-3: Decentralized cold storage vault - One of the keys is held in your own home, the second in a bank safe deposit box and copies of the third key are distributed to a close friend, a relative and stored in the office. In order to create a multisig address, you simply need more than one public key. Sometimes keyholders automate signing, based on policy controls. A pubkey script that provides n number of pubkeys and requires the corresponding signature script provide m minimum number signatures corresponding to the provided pubkeys. We need opt-in security standards, like. Synonyms, multisig, bare multisig, not To Be Confused With, p2SH multisig (a multisig script contained inside P2SH).