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177
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IJISEC
2006
15 years 6 months ago
2006
Abstract Privacy has become a factor of increasing importance in auction design. We propose general techniques for cryptographic first-price and (M + 1)st-price auction protocols t...
159
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IJNSEC
2007
15 years 6 months ago
2007
We can view an existing Message Authentication Code (MAC) as a Carter-Wegman MAC in spite of the fact it may not have been designed as one. This will make the analysis easier than...
207
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IJNSEC
2007
15 years 6 months ago
2007
In 2004, Libert and Quisquater proposed an identity based undeniable signature scheme using pairings over elliptic curves. In this article, we show that the scheme is not secure. ...
168
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SAC
2008
ACM
15 years 6 months ago
2008
ACM
In recent years role-based access control (RBAC) has been spreading within organizations. However, companies still have considerable difficulty migrating to this model, due to the...
174
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OOPSLA
2010
Springer
15 years 5 months ago
2010
Springer
We propose a new way to raise the level of discourse in the programming process: permit ambiguity, but manage it by linking it to unambiguous examples. This allows programming env...