CompTIA Security+ (SY0-601) — Question 593

Which of the following is an algorithm performed to verify that data has not been modified?

Answer options

• A. Hash
• B. Code check
• C. Encryption
• D. Checksum

Correct answer: A

Explanation

The correct answer is A, Hash, as it is specifically designed to verify data integrity by producing a unique output for unchanged data. Options B and C do not focus on verifying data modification, while D, Checksum, is similar but is not as specific to integrity verification as Hash.