Erratum to: Algebra and logic for access control.
Matthew CollinsonDavid J. PymPublished in: Formal Aspects Comput. (2010)
Keyphrases
- access control
- dynamic access control
- fine grained
- data security
- security policies
- role assignment
- security requirements
- role based access control
- identity management
- security model
- security architecture
- access control mechanism
- rbac model
- access control models
- database security
- access control policies
- access control systems
- data model
- relational algebra
- role based access control model
- security mechanisms
- trust relationships
- unauthorized access
- query language