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- 2 23lacky 801
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- BTC secp256k1 sign offline
- Android Applications: Finance De: Mol Nike
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- Points: 1 + 0 Version: 0.6 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 ... ⥯