The key size of DES is
A. 56 bits
B. 64 bits
C. 128 bits
D. 168 bits
Answer:A
The key size of DES is
A. 56 bits B. 64 bits C. 128 bits D. 168 bits
Explanation: The key size of DES algorithm is 56 bits and with Triple-DES, the message to be encrypted is run on DES algorithm 3 times.