Mel-cepstrum-based steganalysis for VoIP steganography.
Christian KraetzerJana DittmannPublished in: Security, Steganography, and Watermarking of Multimedia Contents (2007)
Keyphrases
- jpeg images
- information hiding
- data hiding
- least significant bit
- hidden information
- spatial domain
- discrete cosine transform
- quality of service
- secret message
- packet loss
- data embedding
- blurred images
- ip networks
- linear predictive coding
- cepstral coefficients
- compression algorithm
- network architecture
- compressed images
- high capacity
- digital images
- dct coefficients
- error correction
- jpeg compression
- dct domain
- cover image
- authentication scheme
- transform domain
- spread spectrum
- embedded image
- voice over ip
- lossy compression
- speech recognition