Define and give one way in which biometric identification and encryption can be used to combat unauthorized access to data.

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4. (i) Define and give one way in which each of the following measures can be used to combat unauthorized access to data.

• a) Biometric identification
  • Definition: Biometric identification uses unique biological characteristics (like fingerprints, facial features, or iris patterns) to verify an individual's identity.
  • Combat unauthorized access: It ensures that only individuals with registered biological traits can access systems or data, making it difficult for unauthorized users to impersonate legitimate ones.
• b) Encryption
  • Definition: Encryption is the process of converting information or data into a code to prevent unauthorized access.
  • Combat unauthorized access: It renders data un