Question 41 : Public key cryptosystem is used for the encryption of
1. Messages
2. Session key
3. Session key & Messages
4. None of the mentioned
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Question 42 : Euler's totient function is determined by
1. pq
2. (p-1)(q-1)
3. (p+1)(q+1)
4. p/q
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Question 43 : In a trapdoor function, the functions are easy to go in
1. One direction
2. Two directions
3. All directions
4. None of the mentioned
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Question 44 : In this Merkle Hellman method same key is used for encryption and decryption.
1. True
2. False
3.
4.
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