Color image encryption scheme based on fractional Hartley transform and chaotic substitution-permutation.
Gurpreet KaurRekha AgarwalVinod PatidarPublished in: Vis. Comput. (2022)
Keyphrases
- encryption scheme
- color images
- hartley transform
- image encryption scheme
- fourier transform
- security analysis
- standard model
- discrete cosine transform
- public key
- data sharing
- image encryption
- chaotic sequence
- secret key
- row column
- ciphertext
- image processing
- hash functions
- fast fourier transform
- frequency domain
- lightweight
- lossless compression
- computer vision
- information sharing
- database systems
- face recognition
- similarity measure
- high quality
- principal component analysis
- databases