Secure data hiding in binary document images for authentication.
Haiping LuAlex C. KotJun ChengPublished in: ISCAS (3) (2003)
Keyphrases
- document images
- data hiding
- tamper detection
- authentication scheme
- user authentication
- error correction
- authentication protocol
- security analysis
- security requirements
- high capacity
- document analysis
- spatial domain
- reversible data hiding
- image authentication
- secret data
- printed documents
- data hiding scheme
- watermarking technique
- optical character recognition
- data embedding
- document image retrieval
- information hiding
- private key
- scanned documents
- cover image
- public key
- smart card
- secret key
- page layout
- digital watermarking
- image processing
- key management
- image content
- frequency domain
- signal processing
- image sequences