Tamper Detection and Localization for Categorical Data Using Fragile Watermarks for Multi Owner Databases.
Kanaka RajanalaHuiping GuoChengyu SunPublished in: Security and Management (2009)
Keyphrases
- categorical data
- tamper detection
- image authentication
- databases
- cluster analysis
- numerical data
- watermarking scheme
- public key
- attribute values
- data hiding
- digital watermarking
- digital images
- authentication scheme
- jpeg compression
- hierarchical latent class models
- image content
- knowledge discovery
- spread spectrum
- computer vision
- data mining