Offline e-HKD rCBDC Transactions
Weize Shen
Broschiertes Buch

Offline e-HKD rCBDC Transactions

Discussion of Key Problems and Potential Solutions

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This paper explores the key properties, security concerns and potential solutions for retail Central Bank Digital Currency (rCBDC) offline transactions, with a focus on the e-Hong Kong Dollar (e-HKD) where relevant. The paper identifies six key properties of rCBDC offline transactions, including No Double Spending, Non-repudiation, Unforgeability, Privacy and Anonymity, Prevention of Man-In-the-Middle Attacks, and Prevention of DDoS Attacks, which are essential for ensuring the security, integrity, and usability of the rCBDC system. The paper discusses various cryptographic techniques and secu...