ASSIGNMENT DESCRIPTIONDeliverable Length: 2–3 page summary 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: Please submit your assignment. Requirements: According to the instruction 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
Fast software encryption/decryption
Ease of Analysis Block size Key size Subkey generation Round function Fast software encryption/decryption Ease of Analysis
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