What is the history of des and why is s-des studied how


Applied Cryptography and Network Security

Using the APA writing style, write a 2-3 page paper that answers the questions below. Be prepared to fully support your answers. Explain in your own words the following:

What is the history of DES, and why is s-DES studied?

How does DES and 3DES work? Provide an example of each.

Explain the following ingredients that decide the algorithm in the Fiestel cipher:

  • Block size Key size
  • Subkey generation
  • Round function
  • Fast software encryption/decryption
  • Ease of Analysis

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Computer Network Security: What is the history of des and why is s-des studied how
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