作者: Stuart G. Stubblebine , Paul F. Syverson , David M. Goldschlag
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摘要: We present a protocol for unlinkable serial transactions suitable variety of network-based subscription services. It is the first to use cryptographic blinding enable The prevents service from tracking behavior its customers, while protecting vendor abuse due simultaneous or cloned by single subscriber. Our basic structure and recovery are robust against failure in termination. evaluate security extend include auditing, which further deters sharing. describe other applications pay-per-use trans subscription, third-party management, multivendor coupons, proof group membership, voting.