Question: Cryptography * * The solution must be in the equation and must be solved by XOR: Question 2 : ( 5 ) Explain the DES

Cryptography**
The solution must be in the equation and must be solved by XOR:
Question2:
(5) Explain the DES algorithm with an example.
(6) What is the difference between stream and block ciphers? List down their applications.
(7) Differentiate between CFB and OFB modes of operation for DES.

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