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What is an important disadvantage of using a public key algorithm compared to a symmetric algorithm?

What is an important disadvantage of using a public key algorithm compared to a symmetric algorithm?

PrepAway - Latest Free Exam Questions & Answers

A.
A symmetric algorithm provides better access control.

B.
A symmetric algorithm is a faster process.

C.
A symmetric algorithm provides nonrepudiation of delivery.

D.
A symmetric algorithm is more diffi cult to implement.

Explanation:
B: Processing effi ciency of asymmetric cryptography is less than symmetric cryptography due to relative computational processing resources needed. Its lower performance is a disadvantage of asymmetric cryptography. Page 358.

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