What is the block size in des what is the cipher key size, Computer Engineering

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What is the block size in des what is the cipher key size

Problem

1. What is the block size in DES? What is the cipher key size in DES? What is the round-key size in DES?

2. What is the number of rounds in DES?

3. How many mixers and swappers are used in the first approach of making encryption and decryption inverses of each other? How many are used in the second approach?

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Computer Engineering: What is the block size in des what is the cipher key size

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Computer Engineering: What is the block size in des what is the cipher key size

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