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A cipher in which the order is not preserved.

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A cipher in which the order is not preserved.

(a) Polyalphabetic substitution based

(b) Transposition-based

(c) Substitution based

(d) Public key based

The question was asked in examination.

I need to ask this question from Encryption and Viruses topic in division Information Technology of Computer Fundamentals

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Right option is (b) Transposition-based

Easy explanation: In transposition-based cipher, the order of the plain text is not preserved. They can be very simple to identify.

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