Keyphrases
- data hiding
- multimedia
- tamper detection
- error correction
- spread spectrum
- reversible data hiding
- high capacity
- secret data
- spatial domain
- multimedia content
- multimedia data
- data embedding
- data hiding scheme
- digital libraries
- image authentication
- digital watermarking
- metadata
- digital video
- watermarking technique
- information hiding
- jpeg images
- halftone images
- authentication protocol
- user authentication
- authentication scheme
- discrete wavelet transform
- cover image
- binary images
- digital images
- security analysis