Cryptology ePrint Archive: Report 2007/115

Quadratic Almost Perfect Nonlinear Functions With Many Terms

Carl Bracken and Eimear Byrne and Nadya Markin and Gary McGuire

Abstract: We introduce a new infinite family of multiterm functions that are APN on $GF(2^{2k})$ for odd $k$.

Category / Keywords: foundations / Boolean functions, linear cryptanalysis

Date: received 30 Mar 2007

Contact author: gary mcguire at ucd ie

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Version: 20070403:102321 (All versions of this report)

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