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Which of the following statements are true? i) Stream Ciphers are fasters than Block Ciphers ii) Block Ciphers can reuse keys iii) Block ciphers use lesser code than stream ciphers

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Which of the following statements are true? i) Stream Ciphers are fasters than Block Ciphers ii) Block Ciphers can reuse keys iii) Block ciphers use lesser code than stream ciphers

(a) 1st and 2nd

(b) 1st only

(c) 2nd and 3rd

(d) All are true

The question was asked in unit test.

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

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The correct choice is (a) 1st and 2nd

The explanation is: Block ciphers use more code than stream ciphers.

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