Computer Science for IGCSE & O level - The Internet And Its Uses (Section 12 - No. 7)
What is two-factor authentication (2FA) designed to do?
Encrypt website data.
Authenticate users by using a second form of identification.
Translate IP addresses into domain names.
Filter network traffic.
Explicació
2FA enhances security by requiring a second verification method, such as a code sent to a user's phone, in addition to a password.