A high-capacity and secure least significant bit embedding approach based on word and letter frequencies.
Mohammad H. AlshayejiSuood Abdulaziz Al-RoomiSa'ed AbedPublished in: Secur. Commun. Networks (2016)
Keyphrases
- high capacity
- least significant bit
- data embedding
- data hiding
- secret message
- authentication scheme
- cover image
- information hiding
- secret data
- reversible data hiding
- error correction
- hidden information
- manifold learning
- error concealment
- co occurrence
- watermarking technique
- spatial domain
- compressed images
- grayscale images
- lossy compression
- halftone images
- jpeg images
- copyright protection
- user authentication
- motion estimation
- smart card
- digital images