Secret Sharing Schemes with Three or Four Minimal Qualified Subsets

被引：0
|
作者：
Jaume Martí-Farré
Carles Padró
机构：
[1] Universitat Politècnica de Catalunya,Dept. Matemàtica Aplicada IV
[2] Universitat Politècnica de Catalunya,Dept. Matemàtica Aplicada IV
来源：
Designs, Codes and Cryptography | 2005年 / 34卷
关键词：
cryptography; secret sharing schemes; information rate; ideal schemes;
D O I：
暂无
中图分类号：
学科分类号：
摘要：
In this paper we study secret sharing schemes whose access structure has three or four minimal qualified subsets. The ideal case is completely characterized and for the non-ideal case we provide bounds on the optimal information rate.
引用
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页码：17 / 34
页数：17
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