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Problem 1. (Design and Program) Design and implement a block cipher based on Feistel Cipher Please see the requirements as follows Determine the important components
Problem 1. (Design and Program) Design and implement a block cipher based on Feistel Cipher Please see the requirements as follows Determine the important components before implementation a. Block size: 64-bi is recommended, you are free to choose any block size no smaller than 64 bits. Key size: 128-bit is recommended, you are free to choose any block size no smaller than 64 bits. Number of rounds: you can pick it on your own. Subkey generation algorithm: design an algorithm to generate subkeys based on the secret key Round function: design a round function which takes in the right half of the input and the subkey b. c. d. e
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