101 search results - page 15 / 21 » Extended visual cryptography schemes |
TCC
2009
Springer
15 years 10 months ago
2009
Springer
We study the complexity of securely evaluating arithmetic circuits over finite rings. This question is motivated by natural secure computation tasks. Focusing mainly on the case o...
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EUROCRYPT
2007
Springer
15 years 3 months ago
2007
Springer
Abstract. Secure computation consists of protocols for secure arithmetic: secret values are added and multiplied securely by networked processors. The striking feature of secure co...
ACNS
2006
Springer
15 years 3 months ago
2006
Springer
In a society increasingly concerned with the steady assault on electronic privacy, the need for privacy-preserving techniques is both natural and justified. This need extends to t...
ESOP
2008
Springer
14 years 11 months ago
2008
Springer
In an optimistic approach to security, one can often simplify protocol design by relying on audit logs, which can be analyzed a posteriori. Such auditing is widely used in practice...
ICIP
2005
IEEE
15 years 11 months ago
2005
IEEE
Luminance information plays an important role in dictating the quality of a color image, and some existing color filter array (CFA) demosaicking methods achieve superiority by fir...