Arculus is an easy-to-use web3 hardware wallet that stores your private keys on a secure metal card and signs transactions over NFC. A sleek, simple, secure crypto wallet with unique 3-factor authentication, the Arculus cold storage crypto and NFT wallet keeps your private keys accessible to you – and only you. The Arculus Key Card, along with the Arculus Wallet App, provides a secure, intuitive, and convenient solution for storing and managing your digital assets.