This question concerns the DES S-boxes. Please enter all answers in decimal. Consider the two 6-bit numbers a1 = 000100 and æ2 = 001011. What is S1(x1)? (in decimal) What is S1(x2)? (in decimal) What is S1(x1 x2)? (in decimal) What is S1(x1) Ð S1(x2)? (in decimal) This shows that S1 is non-linear with respect to ¤1 and r2.

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A:

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