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FC
2009
Springer
92views Cryptology» more  FC 2009»
16 years 1 months ago
Deterring Online Advertising Fraud through Optimal Payment in Arrears
Online advertisers face substantial difficulty in selecting and supervising small advertising partners: Fraud can be well-hidden, and limited reputation systems reduce accountabili...
Benjamin Edelman
FC
2009
Springer
118views Cryptology» more  FC 2009»
16 years 1 months ago
Cryptographic Combinatorial Clock-Proxy Auctions
We present a cryptographic protocol for conducting efficient, provably correct and secrecy-preserving combinatorial clock-proxy auctions. The “clock phase” functions as a trust...
David C. Parkes, Michael O. Rabin, Christopher Tho...
FC
2009
Springer
99views Cryptology» more  FC 2009»
16 years 1 months ago
Optical DNA
Abstract. A certificate of authenticity (COA) is an inexpensive physical object with a random and unique structure S which is hard to nearexactly replicate. An inexpensive device ...
Deepak Vijaywargi, Dave Lewis, Darko Kirovski
FC
2009
Springer
109views Cryptology» more  FC 2009»
16 years 1 months ago
Optimised to Fail: Card Readers for Online Banking
Abstract. The Chip Authentication Programme (CAP) has been introduced by banks in Europe to deal with the soaring losses due to online banking fraud. A handheld reader is used toge...
Saar Drimer, Steven J. Murdoch, Ross J. Anderson
IMA
2009
Springer
111views Cryptology» more  IMA 2009»
16 years 29 days ago
Geometric Ideas for Cryptographic Equation Solving in Even Characteristic
Abstract. The GeometricXL algorithm is a geometrically invariant version of the XL algorithm that uses polynomials of a much smaller degree than either a standard Groebner basis al...
Sean Murphy, Maura B. Paterson