Rethinking the collaboration-cheating border

Visual secret sharing (VSS) is a variant form of secret sharing, and is efficient since secret decoding only depends on the human vision system. However, cheating in VSS, first showed by Horng et al., is a significant issue like a limelight. Since then, ...

Linear k,n secret sharing scheme with the capability of detecting cheating is considered in this paper. Linear k,n secret sharing scheme is a class of k,n secret sharing, where all the n shares of a secret satisfy a linear relationship. It plays an ...

A secret sharing scheme is a cryptographic protocol by means of which a dealer shares a secret among a set of participants in such a way that it can be subsequently reconstructed by certain qualified subsets. The setting we consider is the following: in ...