17 Feb Practice Test Question: AES Encryption
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Which one of the following key lengths is not supported by the AES encryption algorithm?
A. 128 bits
B. 192 bits
C. 256 bits
D. 512 bits
Correct Answer: D
The Advanced Encryption Standard (AES) supports key sizes of 128, 192, and 256 bits. It does not support 512 bit keys.
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