An Efficient Key-Management Scheme for Hierarchical Access Control in E-Medicine System.
Shuhua WuKefei ChenPublished in: J. Medical Syst. (2012)
Keyphrases
- access control
- key management scheme
- dynamic access control
- fine grained
- key management
- data security
- security policies
- security mechanisms
- access control policies
- wireless sensor networks
- access control models
- role based access control
- security requirements
- security model
- access control mechanism
- ad hoc networks
- low cost
- database security