Q. Using the Linear Congruential Method, for a=5, c=0 and m=32. The period is

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Q. The appropriate value for m (in LCM) is

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Q. A CSPRBG is defined as one that passes the __ test.

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Q. Find the first 8 bits for Blum Blum Shub Bit Generator when seed = 101355 and n = 192649.

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Q. Which of these modes is an appropriate mode for PRNG?

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Q. Which mode is recommend for the X9.82 Random number generator?

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Q. AES PRNG produces bits outputs of size

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Q. Which mode is recommend for the ANSI standard X9.82 Random number generator?

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Q. The CTR algorithm for PRNG is known as

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Q. Which mode is recommend for the RFC 4086 Random number generator?

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Q. while (len(temp) < requested_number_of_bits) do

V = E(Key, V)
temp = temp || V

The above algorithm is for the CTR mode.

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Q. Which mode is less prone to decryption : PRNG using CTR / PRNG using OFB?

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Q. ANSI X9.17 uses a seed of size

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Q. How many 3DES blocks are present in the ANSI X9.17 PRNG?

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Q. How many DES encryptions take place in the ANSI X9.17 PRNG?

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Q. Which of the following PRNGs is used in most recent Intel Chips?

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Q. For the NIST CTR_DRBG , Seed length =

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Q. The CTR mode uses a Key K and an Initial Vector V. The Intel Digital Random Number generator has these values initially as

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Q. What is the Seed length (seedlen) length for AES-192 ?

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Q. What is the Seed length (seedlen) length for 3DES?

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