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What would be the 64-bit output of round 1 in DES be using the plaintext and key given below (in hexadecimal format): P = 2D

What would be the 64-bit output of round 1 in DES be using

the plaintext and key given below (in hexadecimal format):

P = 2D 75 F4 DB A3 3E 3F 89

K = D4 3C B1 9A E4 90 D7 C6

You could either write your own code or use existing code

online to get the result.

Does anyone know where I can find existing code to get the result?

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