Abstract
Digital currencies are legally valid legal tender issued by the country’s central bank, equivalent to the paper currencies currently on the market, with value characteristics and legal solvency, manufactured and managed by the central bank. User privacy and the security against the double spending issues are among the most important factors of the electronic currency. Features such as the anonymity, one time and the unforgeability are of great importance to the digital currency in order to replace the existing paper money in the market. In this paper, we effectively achieve the one-time feature of the digital currencies based on the one-time signature power delegation technique, so as to successfully avoid the “double spending” issue when users are offline.
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My advisor, Mr. Chen, has been extremely helpful and supportive throughout the research and dissertation process. I would like to express my great gratitude to Mr. Chen.
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Hong, Z., Chen, J. (2022). A Solution for the Offline Double-Spending Issue of Digital Currencies. In: Su, C., Sakurai, K., Liu, F. (eds) Science of Cyber Security. SciSec 2022. Lecture Notes in Computer Science, vol 13580. Springer, Cham. https://doi.org/10.1007/978-3-031-17551-0_30
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