Computer Science for IGCSE & O level - Data Transmission (Section 7 - No. 22)
What is the purpose of encryption?
To make data readable.
To protect the confidentiality of data.
To verify the integrity of data.
To ensure the sender is authentic.
ব্যাখ্যা
Encryption's primary goal is to make data unreadable to unauthorized parties, thus ensuring confidentiality.