This question concerns the DES IP box. Please enter all answers as strings of 0's and 1's. Consider the 64 bit DES block below. 0000000000000000000000000000110100000010000100000000000000000000 Suppose that this is the initial input to DES. What will the block look like after the initial permutation (IP) is applied? If we apply the IP-1 transformation to the above, what will the result be?

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
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Chapter1: Introduction
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This question concerns the DES IP box.
Please enter all answers as strings of O's and 1's.
Consider the 64 bit DES block below.
0000000000000000000000000000110100000010000100000000000000000000
Suppose that this is the initial input to DES. What will the block look like after the initial permutation (IP) is applied?
If we apply the IP- transformation to the above, what will the result be?
Transcribed Image Text:This question concerns the DES IP box. Please enter all answers as strings of O's and 1's. Consider the 64 bit DES block below. 0000000000000000000000000000110100000010000100000000000000000000 Suppose that this is the initial input to DES. What will the block look like after the initial permutation (IP) is applied? If we apply the IP- transformation to the above, what will the result be?
Expert Solution
Step 1

The DES after initial permutation will be (calculated by positioning of bits) is

1000000000001000000010000000000000010000000000001000000000000000

 

 

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