In the context of DES cipher, what is the output of this "S-box" if the bits in input are:0110000000 0001 c010 0011 o200 0201 0110 0111 1000 1001 1010 1011 1100 1101 1110 111100 1110 0200 2201 0001 0010 1111 1011 1000 0011 1010 0110 1100 0101 1001 0000 01101 0000 1111 01 0100 10 0010 1101 0001 1010 0110 1100 1011 1001 0101 0011 100010 0100 0002 1110 1000 1101 0110 0010 1011 1111 1100 1001 0111 0011 1010 0101 000011 2211 1100 1000 0010 0200 1001 0001 0111 0101 1011 0011 1110 1010 0000 0110 11010110110110000101

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Asked Feb 28, 2020
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In the context of DES cipher, what is the output of this "S-box" if the bits in input are:
011000
0000 0001 c010 0011 o200 0201 0110 0111 1000 1001 1010 1011 1100 1101 1110 1111
00 1110 0200 2201 0001 0010 1111 1011 1000 0011 1010 0110 1100 0101 1001 0000 011
01 0000 1111 01 0100 10 0010 1101 0001 1010 0110 1100 1011 1001 0101 0011 1000
10 0100 0002 1110 1000 1101 0110 0010 1011 1111 1100 1001 0111 0011 1010 0101 0000
11 2211 1100 1000 0010 0200 1001 0001 0111 0101 1011 0011 1110 1010 0000 0110 1101
0110
1101
1000
0101
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In the context of DES cipher, what is the output of this "S-box" if the bits in input are: 011000 0000 0001 c010 0011 o200 0201 0110 0111 1000 1001 1010 1011 1100 1101 1110 1111 00 1110 0200 2201 0001 0010 1111 1011 1000 0011 1010 0110 1100 0101 1001 0000 011 01 0000 1111 01 0100 10 0010 1101 0001 1010 0110 1100 1011 1001 0101 0011 1000 10 0100 0002 1110 1000 1101 0110 0010 1011 1111 1100 1001 0111 0011 1010 0101 0000 11 2211 1100 1000 0010 0200 1001 0001 0111 0101 1011 0011 1110 1010 0000 0110 1101 0110 1101 1000 0101

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Expert Answer

Step 1: Steps
  • S-box stands for Substitution-box.
  • The output of the given S-box can be found by the following step,
    • For a “6”-bit input, the “4”-bit output ...

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