Why does a stream cipher have to be deterministic

Why does a stream cipher have to be deterministic

Question # 00858651 Posted By: wildcraft Updated on: 08/07/2024 12:24 AM Due on: 08/07/2024
Subject Computer Science Topic General Computer Science Tutorials:
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Homework 4

Question 1 [8 pts]

Why does a stream cipher have to be deterministic?

Question 2 [9 pts]

What is potential problem with using the same Key and Nonce (IV) values in two different encryption operations of a stream cipher?

Question 3 [9 pts]

What are the types of stream ciphers in terms of target platform? What are the advantages of each? Provide the example implementation names for each type.

Question 4 [9 pts]

What does a Feedback Shift ter (FSR) do? What are the differences between Linear FSR and Filtered FSR?

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  1. wildcraft
    Tutorial # 00854148 Posted By: wildcraft Posted on: 08/07/2024 12:24 AM
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