Key pair
A set of two keys: public verification key and private signing key. These keys are used to process and approve transactions within the blockchain.The public key is the address used as a sending or receiving address in a transaction. The private key is the secret that controls access to assets.
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Anyone can send assets to a public key address
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It is quick and easy to calculate a public key from a private key, but the reverse is infeasible with current technology
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No one can withdraw assets from an address unless the transaction is signed with the correct private key.