Q.

Which of the following is NOT a valid reason for using data encryption in e-business?

A. To reduce the size of data for faster transmission
B. To protect the confidentiality of sensitive information during transmission
C. To ensure the integrity of data and prevent unauthorized modifications
D. To authenticate the sender and receiver of information
Answer» A. To reduce the size of data for faster transmission
Explanation: While encryption can marginally increase data size due to the addition of encryption overhead, it is not a primary reason for its use. Encryption is crucial for protecting data confidentiality, integrity, and authenticity.
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