Multi-factor Authentication

byPaytm Editorial TeamLast Updated: August 12, 2025

Definition

Multi-factor Authentication (MFA) is a security process that requires users to provide two or more verification factors to access an account or make a transaction.

Key Features

  • Uses combinations like password + OTP, or PIN + biometric
  • Adds extra protection from fraud
  • Used in banking, payments, and online accounts
  • Reduces the risk of identity theft

MFA ensures higher security by combining multiple checks.

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