A novel hash based least significant bit (2-3-3) image steganography in spatial domain.
G. R. ManjulaAjit DantiPublished in: CoRR (2015)
Keyphrases
- spatial domain
- cover image
- secret message
- data hiding
- transform domain
- frequency domain
- wavelet domain
- additive noise
- motion estimation
- dct domain
- hash functions
- secret image
- data embedding
- authentication scheme
- distortion measure
- discrete cosine transform
- reversible data hiding
- spread spectrum
- image processing
- signal processing
- optical flow
- video sequences
- multiscale