Construction of almost optimal resilient Boolean functions via concatenating Maiorana-McFarland functions |
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Authors: | ZHANG WeiGuo XIAO GuoZhen |
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Affiliation: | ISN Laboratory, Xidian University, Xi'an 710071, China |
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Abstract: | We describe a method to construct an n-variable (n even) almost optimal resilient Boolean function via concatenating 2 d properly chosen (n-d)-variable Maiorana-McFarland functions.As an example,a 5-resilient 42-variable Boolean function with currently best known nonlinearity 2 41-2 20-2 17 is provided. |
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Keywords: | Boolean functions nonlinearity resiliency stream ciphers |
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