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How many keys are used in the ANSI X9.17 PRNG?

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How many keys are used in the ANSI X9.17 PRNG?

(a) 3

(b) 2

(c) 4

(d) 6

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This intriguing question originated from Overview topic in division Cryptography Overview, TCP/IP and Communication Networks of Cryptograph & Network Security

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Best answer
Right choice is (a) 3

Best explanation: 2 keys are used for the 3DES Encrypt Decrypt Encrypt method.

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