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Raoul722
Raoul722
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I am looking for a 4-bit S-box which has onlyonly 4s in its difference distribution table (except the top left corner) but I was not able to find one in the literature.

Has such an S-box been already published? If not, is it theoretically possible to reach this property? If so, how to proceed?

I am looking for a 4-bit S-box which has only 4s in its difference distribution table (except the top left corner) but I was not able to find one in the literature.

Has such an S-box been already published? If not, is it theoretically possible to reach this property? If so, how to proceed?

I am looking for a 4-bit S-box which has only 4s in its difference distribution table (except the top left corner) but I was not able to find one in the literature.

Has such an S-box been already published? If not, is it theoretically possible to reach this property? If so, how to proceed?

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Raoul722
Raoul722
  • 2.9k
  • 3
  • 21
  • 40

Building a 4-bit S-box with a 4-uniform DDT

I am looking for a 4-bit S-box which has only 4s in its difference distribution table (except the top left corner) but I was not able to find one in the literature.

Has such an S-box been already published? If not, is it theoretically possible to reach this property? If so, how to proceed?