Unmatched crypto security Trezor Model One cold storage wallets are designed to keep your coins safe and build your confidence when managing crypto assets. Store and protect your keys, passwords, financial information, and other sensitive data securely on the world’s first crypto hardware wallet. Hands-on verification Buy, sell, and trade coins with complete confidence. Trezor’s unique physical security flow ensures that operations are both deliberate and legitimate. Each and every transaction is independently verified and physically confirmed directly on your Trezor Model One hardware wallet. PIN & passphrase entry Trezor hardware wallets are protected against unauthorized access by a user-defined PIN up to 50 digits long. For the ultimate in access security, add a passphrase to your Trezor. A passphrase is a user-generated set of letters, words, phrases, and spaces required for each physical access to your Trezor hardware wallet.