Image Encryption Using Dynamic S-Box Substitution in the Wavelet Domain.
Arslan ShafiqueFawad AhmedPublished in: Wirel. Pers. Commun. (2020)
Keyphrases
- wavelet domain
- image encryption
- chaotic map
- wavelet coefficients
- denoising
- s box
- spatial domain
- wavelet transform
- image encryption algorithm
- multiscale
- multiresolution
- image denoising
- discrete wavelet transform
- subband
- human visual system
- authentication scheme
- high frequency
- security analysis
- natural images
- image processing
- piecewise linear
- encryption algorithms
- watermarking algorithm
- feature vectors
- image segmentation