Armory is the most secure and full featured solution available for users and institutions to generate and store Bitcoin private keys. This means users never have to trust the Armory team. Satoshi would be proud! Users are empowered with multiple encrypted Bitcoin wallets and permanent one-time ‘paper backups’. Armory pioneered cold storage and distributed multi-signature. Bitcoin cold storage is a system for securely storing Bitcoins on a completely air-gapped offline computer.