April 2016
Intermediate to advanced
461 pages
12h 1m
English
Content preview from Introduction to Cryptography with Open-Source Software
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The Advanced Encryption Standard 265
10.8 Glossary
AES. The Advanced Encryption Standard, a NIST standard designed to take
the place of DES.
Equivalent Inverse Cipher. An inver se (deciphering) scheme for Rijndael
that has exactly the same scheme as encry ptio n.
Layer. Any of the four processes: MixColumn, AddRoundKey, SubBytes and
ShiftRow that form Rijndael.
Nybble. (Or “Nibble.”) A four-bit block used in simplified Rijndael.
Rijndael. The Belgian cipher chosen by NIST to be the AES.
Exercises
Review questions
1. Why did NIST call for the creation of a new encryption standard?
2. What were the design criteria?
3. How many entries made it through the first ...
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