The permutation cipher simply rearranges the values within a block to create the ciphertext.
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Q10: The AES algorithm was the first public-key
Q11: PKI systems are based on public-key cryptosystems
Q12: In 1953, Giovan Batista Bellaso introduced the
Q13: Usually, as the length of a cryptovariable
Q14: Adopted by NIST in 1976 as a
Q16: One encryption method made popular by spy
Q17: 3DES was created to offer the same
Q18: Hashing functions require the use of keys.
Q19: Sequence encryption is a series of encryptions
Q20: A cryptovariable is a value representing the
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