45 search results - page 4 / 9 » A Key Management Scheme for Hierarchical Access Control in G... |
AINA
2004
IEEE
13 years 11 months ago
2004
IEEE
2004, Chang et al. suggested an approach that solves the problem of secret sharing with access structures in a hierarchy. They used the concept of discrete logarithmto reuse shado...
CCS
2010
ACM
13 years 7 months ago
2010
ACM
Cloud computing, as an emerging computing paradigm, enables users to remotely store their data into a cloud so as to enjoy scalable services on-demand. Especially for small and me...
IPCCC
2005
IEEE
14 years 1 months ago
2005
IEEE
A wireless sensor network (WSN) typically consists of a large number of small sensor nodes and one or more highend control and data aggregation nodes. Sensor nodes have limited co...
AINA
2007
IEEE
14 years 1 months ago
2007
IEEE
In hierarchical distributed systems, shared data access can be controlled by assigning user groups single cryptographic keys that allow high level users derive low level keys, but...
JSAC
2011
13 years 2 months ago
2011
Abstract—In this paper, we propose a distributed key management framework based on group signature to provision privacy in vehicular ad hoc networks (VANETs). Distributed key man...