Question: In a secure communication system, the sender uses a function to transform the plaintext into ciphertext. This function involves several rounds of permutation and substitution.

In a secure communication system, the sender uses a function to transform the plaintext into ciphertext. This function involves several rounds of permutation and substitution. What encryption algorithm is likely being used?

Question

7

Select one:

.

DES

.

Diffie

-

Hellman

.

None of the options

.

RSA

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