Atsushi Iwasaki

The relation between Proportion test and Uniformity test in NIST SP800-22 

IEICE Proceeding Series, Oct 18, 2020  

Deriving the Variance of the Discrete Fourier Transform Test Using Parseval’s Theorem 

IEEE Transactions on Information Theory, 66(2) 1164-1170, Feb, 2020  Peer-reviewed

Randomness Test to Solve Discrete Fourier Transform Test Problems 

IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, Aug 1, 2018  Peer-reviewed

Three theorems on odd degree Chebyshev polynomials and more generalized permutation polynomials over a ring of module $$2^w$$ 2 w 

Japan Journal of Industrial and Applied Mathematics, 35(1) 49-69, Mar, 2018  Peer-reviewed

Analysis of NIST SP800-22 focusing on randomness of each sequence 

JSIAM Letters, 2018  Peer-reviewed

Further improving security of Vector Stream Cipher 

Nonlinear Theory and Its Applications, IEICE, 8(3) 215-223, 2017  Peer-reviewed

One-stroke polynomials over a ring of modulo $2^w$ 

JSIAM Letters, 2017  Peer-reviewed

Improving security of Vector Stream Cipher 

Nonlinear Theory and Its Applications, IEICE, 2016  Peer-reviewed