Answer the following statements true (T) or false (F)
1. Confusion seeks to make the statistical relationship between the plaintext and ciphertext as complex as possible in order to thwart attempts to deduce the key.
2. All other things being equal, smaller block sizes mean greater security.
3. Greater complexity in the subkey generation algorithm should lead to greater difficulty of cryptanalysis.
4. Fast software encryption/decryption and ease of analysis are two considerations in the design of a Feistel cipher. ?
5. A prime concern with DES has been its vulnerability to brute-force attack because of its relatively short key length. ?
1. FALSE
2. FALSE
3. TRUE
4. TRUE
5. TRUE
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