A privilege-based visual secret sharing model.

Young-Chang Hou,Zen-Yu Quan,Chih-Fong Tsai

Journal of Visual Communication and Image Representation（2015）

引用 27|浏览56

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摘要

•The first paper discusses the privilege concept in visual cryptography.•A model is proposed to help the design of the sharing matrices.•High privilege participant has better capability to reveal the secret image.•The restored image has better contrast than other researches.

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关键词

Visual secret sharing,Visual cryptography,Privileged share,Progressive reconstruction,Image sharing,Image encryption,Unexpanded share,Information hiding

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