How to say yes, no and maybe with visual cryptography
Andreas Klein - Dept. of Pure Mathematics and Computer Algebra, Ghent University, Krijgslaan 281-S22, 9000 Ghent, Belgium (email)
Abstract: We present a version of a visual cryptography scheme in which a qualified set of participants is able to block the reconstruction of the secret.
sharing, visual cryptography.
Received: January 2008; Revised: June 2008; Published: July 2008.
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