1) Unfortunately, all LFSRs repeat after a certain number of clock ticks. What are the possible ways to ensure secure encryption for our messages using LFSR (Linear Feedback Shift Register)?

2) What is the reason that zero seeds are not suitable for use in any LFSR?

3) What are the maximum period lengths that can be reached for a non- zero seed if length of the register is: 2, 3, 5, and 32.

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1) One way is to combine more LFSRs to obfuscate the output and to avoid prediction. This can be achieved by using an alternate step generator which decides which LFSR is...
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