Which of the following statements are true – McqOptions

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1.	Which of the following statements are true
A.	In the CBC mode, the plaintext block is XORed with previous ciphertext block before encryption
B.	The CTR mode does not require an Initialization Vector
C.	The last block in the CBC mode uses an Initialization Vector
D.	In CBC mode repetitions in plaintext do not show up in ciphertext
Answer» C. The last block in the CBC mode uses an Initialization Vector

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