Meaningful ciphertext encryption algorithm based on bit scrambling, discrete wavelet transform, and improved chaos.
Shiwei JingYuan GuoWei ChenPublished in: IET Image Process. (2021)
Keyphrases
- encryption algorithm
- discrete wavelet transform
- ciphertext
- s box
- pseudorandom
- encryption scheme
- image encryption algorithm
- multiresolution
- standard model
- wavelet domain
- subband
- chaotic sequence
- wavelet coefficients
- security analysis
- high frequency
- image fusion
- secret key
- digital watermarking
- digital content
- public key
- denoising
- initial conditions
- wavelet transform
- image encryption
- palmprint
- feature vectors
- low cost