Which of the following statements regarding stream-based and block ciphers are TRUE?
A. Stream-based ciphers use different keys for encryption and decryption.
B. Stream-based ciphers are generally cheaper to implement than block ciphers
C. Block ciphers are generally less susceptible to security issues.
D. Block ciphers are generally used more in software implementations
E. options a, b, and c only
F. options b, c, and d only
G. all of the options
F.
Explanation: The following statements are true:
• Stream-based ciphers are generally cheaper to implement than block ciphers.
• Block ciphers are generally less susceptible to security issues.
• Block cipher are generally used more in software implementations.
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