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CORR
2010
Springer
82views Education» more  CORR 2010»
13 years 11 months ago
Secret Sharing and Proactive Renewal of Shares in Hierarchical Groups
Secret sharing in user hierarchy represents a challenging area for research. Although a lot of work has already been done in this direction, this paper presents a novel approach t...
Ruchira Naskar, Indranil Sengupta
SACRYPT
2004
Springer
14 years 4 months ago
On Proactive Secret Sharing Schemes
Abstract. This paper investigates the security of Proactive Secret Sharing Schemes. We start with revision of the mobile adversary model of Herzberg’s et al. imposing less restri...
Ventzislav Nikov, Svetla Nikova
ICC
2007
IEEE
186views Communications» more  ICC 2007»
14 years 5 months ago
An Efficient Cluster-Based Proactive Secret Share Update Scheme for Mobile Ad Hoc Networks
– When implementing public key security ser- easy for an adversary to collect data and attack. To solve this vices in mobile ad hoc networks (MANETs), multiple problem, the distr...
Ying Dong, Ai Fen Sui, Siu-Ming Yiu, Victor O. K. ...
TCC
2004
Springer
164views Cryptology» more  TCC 2004»
14 years 4 months ago
Hierarchical Threshold Secret Sharing
We consider the problem of threshold secret sharing in groups with hierarchical structure. In such settings, the secret is shared among a group of participants that is partitioned ...
Tamir Tassa
IJNSEC
2008
85views more  IJNSEC 2008»
13 years 11 months ago
A Self-healing Key Distribution Scheme with Novel Properties
We improve a secret sharing scheme, which enables users select their personal keys by themselves instead of being distributed by group manager and users can reuse their personal k...
Biming Tian, Mingxing He