Nonlinearity criteria for cryptographic functions
EUROCRYPT '89 Proceedings of the workshop on the theory and application of cryptographic techniques on Advances in cryptology
Propagation characteristics of Boolean functions
EUROCRYPT '90 Proceedings of the workshop on the theory and application of cryptographic techniques on Advances in cryptology
The Strict Avalanche Criterion: Spectral Properties of Boolean Functions and an Extended Definition
CRYPTO '88 Proceedings of the 8th Annual International Cryptology Conference on Advances in Cryptology
CRYPTO '92 Proceedings of the 12th Annual International Cryptology Conference on Advances in Cryptology
On cross-correlation indicators of an S-box
Frontiers of Computer Science in China
FSE'05 Proceedings of the 12th international conference on Fast Software Encryption
"Provable" security against differential and linear cryptanalysis
FSE'12 Proceedings of the 19th international conference on Fast Software Encryption
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Boolean functions that satisfy higher order propagation criteria are studied. A complete characterization is given of the autocorrelation function and Walsh spectrum of second order functions. The number of second order functions satisfying PC(k) is related to a problem in coding theory and can be computed explicitly for k = 1, n - 1 and n. A new interpretation of the number of balanced second order functions is given and a class of functions showing interesting properties is discussed.