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90 Dias Minando En La Nube De BinanceBitcoin uses digital signatures (ECDSA) to prove ownership of funds, so sending bitcoins requires the owner of them to digitally sign authorizing the transfer. Cryptography is a means of securing data by encrypting it using codes, guaranteeing that only the intended receiver can process and read it. The technology that. Signing is required if you are using a wallet. The �signature� is done by typing in your password and then clicking a button which says �SIGN�.
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