Computer Science for IGCSE & O level - Data Transmission (Section 1 - No. 12)
What is the main purpose of 'hashing' in data security?
To encrypt data.
To create a unique fingerprint of data for integrity verification.
To increase the speed of data transfer.
To create a backup of the data.
Explanation
Hashing generates a unique hash value (or fingerprint) of data to ensure data integrity.
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