Provably-Secure Time-Bound Hierarchical Key Assignment Schemes

被引:0
|
作者
Giuseppe Ateniese
Alfredo De Santis
Anna Lisa Ferrara
Barbara Masucci
机构
[1] The Johns Hopkins University,Dipartimento di Informatica ed Applicazioni
[2] Università di Salerno,undefined
来源
Journal of Cryptology | 2012年 / 25卷
关键词
Access control; Key assignment; Time-bound; Provable security; Efficiency;
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暂无
中图分类号
学科分类号
摘要
A time-bound hierarchical key assignment scheme is a method to assign time-dependent encryption keys to a set of classes in a partially ordered hierarchy, in such a way that each class can compute the keys of all classes lower down in the hierarchy, according to temporal constraints.
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页码:243 / 270
页数:27
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