How to say yes, no and maybe with visual cryptography

Pages: 249 - 259, Volume 2, Issue 3, August 2008

doi:10.3934/amc.2008.2.249       Abstract        Full Text (146.2K)       Related Articles

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.

Keywords:  Secret sharing, visual cryptography.
Mathematics Subject Classification:  Primary: 94A60, 68P25; Secondary: 90C90.

Received: January 2008;      Revised: June 2008;      Published: July 2008.