Computer Science for IGCSE & O level - The Internet And Its Uses (Section 8 - No. 4)
What is the purpose of two-factor authentication?
To make websites load faster
To enhance security by requiring two methods of authentication
To protect against phishing emails
To block malicious websites
Explanation
Two-factor authentication improves security by requiring something the user knows (password) and something they have (e.g., a code from their phone).
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