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Which of these modes is an appropriate mode for PRNG?

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Which of these modes is an appropriate mode for PRNG?

(a) ECB

(b) CBC

(c) CFB

(d) CTR

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This is a very interesting question from Pseudorandom Number Generators and Stream Ciphers in division Pseudorandom Number Generation and Stream Ciphers and More Block Ciphers of Cryptograph & Network Security

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The correct option is (d) CTR

The best explanation: CTR and OFB are suitable modes for PRNG.

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