Short Answer
"Input is processed s bits at a time.Preceding ciphertext is used as input to the encryption algorithm to produce pseudorandom output, which is XORed with plaintext to produce next unit of ciphertext", is a description of the _________ mode of operation.
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Q11: Another important mode, XtS-AES, has been standardized
Q12: A number of Internet based applications have
Q13: the _ block cipher mode of operation
Q14: Once the plaintext is converted to ciphertext
Q15: there are no practical cryptanalytic attacks on
Q17: A mode of operation is a technique
Q18: A typical application of Output Feedback mode
Q19: the most significant characteristic of _ is
Q20: "Each block of plaintext is XORed with
Q21: "the input to the encryption algorithm is