| 摘要 |
A data-processing system and method for controlling synthesizing digital-signature information. The system and method include holding first private-key information, inputting second private-key information, generating third private-key information based on the first private-key information and the second private-key information, holding the third private-key information, generating signature information based on information to be verified and the third private-key information, and outputting the information to be verified and the signature information.
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