Improved LSB based Steganography Techniques for Color Images in Spatial Domain.
Mamta JunejaParvinder Singh SandhuPublished in: Int. J. Netw. Secur. (2014)
Keyphrases
- spatial domain
- data hiding
- secret message
- color images
- cover image
- frequency domain
- transform domain
- wavelet domain
- information hiding
- additive noise
- data embedding
- motion estimation
- least significant bit
- grayscale images
- jpeg images
- secret data
- spread spectrum
- digital images
- gray scale
- high capacity
- dct domain
- image processing
- reversible data hiding
- color information
- lossy compression
- embedded image
- discrete wavelet transform
- image authentication
- discrete cosine transform