Question 27

1. What is the name of the attack shown in the figure?

   	A.	Chosen plaintext
   	B.	Known plaintext
   	C.	Chosen ciphertext
   	D.	Ciphertext only

1 points

Question 28

1. Which algorithm is not applicable to encryption/decryption?

   	A.	Diffie-Hellman
   	B.	RSA
   	C.	Elliptic curve
   	D.	RC4

1 points

Question 29

1. Determine the following statements as true or false.

   1. RSA can be used for private key sharing
   2. AES is an asymmetric cryptographic algorithm
   3. It is required that finding two strings with the same hash value should be easy for a secure hash function.
   4. Designing biometric authentication-based systems needs to have a balance between a low false match rate and a low false non-match rate.

   	A.	True: (i), (iv); False: (ii), (iii)
   	B.	True: (ii), (iv); False: (i), (iii)
   	C.	True: (i), (iii); False: (ii), (iv)
   	D.	True: (i), (iii), (iv); False: (ii)