Practical security against linear cryptanalysis for SMS4-like ciphers with SP round function.
Bin ZhangChenhui JinPublished in: Sci. China Inf. Sci. (2012)
Keyphrases
- block cipher
- stream cipher
- secret key
- real world
- s box
- hash functions
- linear model
- piecewise linear
- semi infinite programming
- lightweight
- chosen plaintext
- transfer function
- linear systems
- security policies
- piecewise constant
- security protocols
- network security
- cloud computing
- linear approximation
- mobile phone
- statistical databases
- security requirements
- nonlinear functions
- neural network