Architecture and Beyond
Dec 7, 2024 · Information Security
Understanding Multi-Factor Authentication (MFA) and Google Authenticator: Principles, Implementation, and Limitations
This article explains the concepts, importance, various forms, and practical implementation details of MFA and 2FA—including the Google Authenticator TOTP mechanism—while also discussing their limitations, costs, and future directions in modern identity security.
2FAGoogle AuthenticatorMFA
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