A Privacy-Preserving 3rd-Party Proxy for Transactions that use Digital Credentials

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A Privacy-Preserving 3rd-Party Proxyfor
Transactions that use Digital Credentials

• Secure
• Anonymous
• Anywhere

Daniel Shapiro, Vishal Thareja, Carlisle
Adams University of Ottawa, Ottawa, Ontario
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Motivation

• Reduce identity theft
• Reduce credential sharing
• Minimize impact on current infrastructure
• Current problem
• Alice the customer and Bob the waiter

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Our Solution
User
3rd Party Server
Merchant
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Tools Required

• Digital Credentials
• Certificate Authorities
• Proxy Servers
• Portable device with biometrics capabilities

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Transaction Overview