Hierarchical encryption using short encryption keys for scalable access control of JPEG 2000 coded images.
Noriaki HashimotoShoko ImaizumiMasaaki FujiyoshiHitoshi KiyaPublished in: ICIP (2008)
Keyphrases
- access control
- data protection
- digital rights management
- fine grained
- secret key
- data security
- ciphertext
- security policies
- access control policies
- dynamic access control
- role based access control
- encryption scheme
- security analysis
- security requirements
- database security
- security model
- key management
- data encryption
- security mechanisms
- encryption algorithm
- access control models
- standard model
- role based access control model
- rbac model
- protection schemes
- sensitive information
- access control mechanism
- identity management