Coinkite Tapsigner
43,21 € – 48,21 €
incl. VAT
- Wireless NFC smart-card that holds your Bitcoin private key (XPRV) and will sign transactions with a simple tap on your phone.
- Compatible with wallet apps like Nunchuk (iOS, Android, Desktop) and Sparrow (Desktop)
- Verifiable entropy, meaning you know 100% that no one but the TAPSIGNER itself has the private key that controls the Bitcoin.
- Can be easily – and securely – backed-up into a file.
Description
What is TAPSIGNER?
A simple Bitcoin wallet in your pocket. Think of it as a Bitcoin private key on a card! You can sign mobile wallet transactions by tapping the card on your phone. Your mobile wallet provides most of the wallet logic and TAPSIGNER holds the secrets. It’s essentially a hardware wallet you can slip inside your regular wallet.
What app can I use with my TAPSIGNER?
Sparrow – Desktop
What’s the motivation for TAPSIGNER? There is already the COLDCARD.
- TAPSIGNER’s lower cost makes hardware wallet features and security available to a wider market around the world.
- An NFC card provides fast and easy user experiences.
- TAPSIGNER is a great way to keep your keys separate from your wallet(s).
- Card form factor makes it easy to carry and easy to conceal
What are some possible uses for TAPSIGNER?
- Phone wallet cosigning
- Opening and closing Lightning Network channels
- Using an NFC module with a Lightning Network node
- Message signing
- Collaborative multisig service applications
- Raw transactions
- Partially signed Bitcoin transactions (PSBTs) via HWI
- App Authentication
Additional information
| Marke | Coinkite |
|---|---|
| Design |
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