![]() ![]() Keys come in pairs consisting of a private (secret) key and a public key. ![]() Keys enable many of the interesting properties of bitcoin, including de-centralized trust and control, ownership attestation, and the cryptographic-proof security model.Įvery bitcoin transaction requires a valid signature to be included in the blockchain, which can only be generated with valid digital keys therefore, anyone with a copy of those keys has control of the bitcoin in that account. The digital keys in a user’s wallet are completely independent of the bitcoin protocol and can be generated and managed by the user’s wallet software without reference to the blockchain or access to the Internet. ![]() The digital keys are not actually stored in the network, but are instead created and stored by users in a file, or simple database, called a wallet. Ownership of bitcoin is established through digital keys, bitcoin addresses, and digital signatures. ![]()
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