Protect Your Wallet Confidently
DeCard
DeCard strengthens KEYRING SMART with an additional layer of security while enabling fast and seamless wallet access. Powered by NFT authentication, users can simply tap the card for quick, secure entry to their wallets.
Now available on Android – Coming soon to iOS
Empowered by



NFC Authentication
Tap to unlock. Secure, contactless access using NFC-enabled devices like DeCard—fast, simple, and safe.
Physical Private Key
A card as your key. Eliminate seed phrases with a secure, hardware-based private key.
Smart Account
Next-gen wallet features like automation, batch transactions, and easy recovery—powered by ERC-4337.
Passkey Integrated
Passwordless login with Face ID or fingerprint, secured by FIDO passkey technology.
Pay Gas With ERC-20 Token
Use tokens like USDC to cover gas fees—no need for native tokens.
A Wallet For Dapps The Future Everyone
A Real-World Key To Web3
DeCard is an NFC-enabled NTAG215 card built for seamless use with KEYRING SMART. It securely stores the user’s encrypted private key, enabling instant wallet access with a simple tap. Paired with Passkey technology, it offers the perfect balance of security and convenience.
DeCard is a turnkey solution for companies looking to adopt Web3 without the complexity of customer education. It offers a seamless, intuitive experience. Launch your custom wallet with us today—swift, simple, and ready for the future.
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One Tap to Web3
Users don’t need to understand blockchain. Simply tap to access and use Web3 with ease.
Tap DeCard
Activate your wallet instantly by tapping your NFC-enabled DeCard. Your encrypted private key stays secure and never leaves the card.
Register Passkey
Link your wallet with biometric authentication using Face ID or fingerprint. No passwords or seed phrases needed—just you.
Use Wallet
You're in. Swap, sign, and interact with Web3 apps effortlessly—secured by DeCard and Passkey.
Still Have Questions?
Feel free to reach out to us or explore our documentation for more details.

Download KEYRING PRO
Download KEYRING PRO and start exploring decentralized exchanges across multiple blockchains—all in one wallet. Swap, bridge, and trade effortlessly with a simple, secure, and non-custodial experience.