BTC secp256k1 sign offline
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About this app
You can build a SegWit transaction. Choose which UTXO you want to spend yourself. Sign it securely and securely using your ECDSA private key. If you are using this app on an offline device, you may not trust anyone! Use QR codes to share information. Currently only P2WPKH addresses are supported.
The application is not simple and is not intended for beginners.
Use the application only on a device disconnected from the Internet.
*secp256k1 - is bitcoin's elliptic curve.
The application is not simple and is not intended for beginners.
Use the application only on a device disconnected from the Internet.
*secp256k1 - is bitcoin's elliptic curve.
Updated on
Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
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No data collected
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What’s new
added: 1)broadcast from legacy addresses 2)broadcast to taproot addresses
App support
About the developer
Николай Молчанов
molnike.info@gmail.com
Каширское шоссе, дом 86 корп.2
55
Москва
Russia
115569
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