Financial Cryptography and Data Security

Volume 5143 of the series Lecture Notes in Computer Science pp 262-266

Countermeasures against Government-Scale Monetary Forgery

  • Alessandro AcquistiAffiliated withCarnegie Mellon University
  • , Nicolas ChristinAffiliated withCarnegie Mellon University
  • , Bryan ParnoAffiliated withCarnegie Mellon University
  • , Adrian PerrigAffiliated withCarnegie Mellon University

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Physical cash is vulnerable to rising threats, such as large-scale, government-mandated forgeries, that digital cash may protect against more effectively. We study mechanisms to combine physical cash with digital cash to remove their respective shortcomings and obtain their combined advantages. We discuss initial mechanisms and examine their cost and benefit trade-offs.


Economics of security Monetary forgeries Secure payment systems