Answer the following statements true (T) or false (F)
1. AES uses a Feistel structure.
2. Stream ciphers are far more common than block ciphers.
3. “Each block of 64 plaintext bits is encoded independently using the same key” is a description of the CBC mode of operation.
4. It is possible to convert any block cipher into a stream cipher by using the cipher feedback (CFB) mode.
5. One desirable property of a stream cipher is that the ciphertext be of the same length as the plaintext.
1. False
2. False
3. False
4. True
5. True
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