Grayscale-based Block Scrambling Image Encryption for Social Networking Services.
Warit SirichotedumrongTatsuya ChumanShoko ImaizumiHitoshi KiyaPublished in: CoRR (2018)
Keyphrases
- gray scale
- image encryption
- social networking services
- cosine transform
- image encryption algorithm
- image scrambling
- social networking
- authentication scheme
- color images
- binary images
- grayscale images
- gray level
- security analysis
- social relationships
- social networks
- social media
- online communities
- halftone images
- image blocks
- wireless communication
- chaotic sequence
- error diffusion
- secret sharing scheme
- security requirements
- frequency domain