Cryptographic key assignment scheme for hierarchical access control.

Tzong-Chen Wu Chin-Chen Chang

Published in: Comput. Syst. Sci. Eng. (2001)

Keyphrases

access control
fine grained
dynamic access control
security model
data security
security policies

security mechanisms
security requirements
role based access control
identity management
access control models
protection schemes

access control policies
access control mechanism
database security
rbac model
role based access control model

access control systems
role assignment
security analysis
security architecture
trust relationships