1.

Find the false statement:

A. In modern Cryptography, symmetric key algorithms use same key both for Encryption and Decryption
B. The symmetric cipher DES (Data Encryption Standard) was widely used in the industry for security product
C. The AES (Advanced Encryption Standard )   cryptosystem allows variable key lengths  of size 56 bits and 124 bits
D. Pubiic  key algorithms use two different keys for Encryption and Decryption
Answer» D. Pubiic  key algorithms use two different keys for Encryption and Decryption


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