Securing Your App: TOTP Authentication with Spring Boot and Angular — Part One — Overview & Project Setup

What is TOTP?

TOTP stands for Time-based One-Time Passwords and is a common form of two factor authentication (2FA). Unique numeric passwords are generated with a standardized algorithm that uses the current time as an input. The time-based passwords are available offline and provide user friendly, increased account security when used as a second factor.

TOTP is also known as app based authentication, software tokens, or soft tokens. Authentication apps like Microsoft Authenticator and Google Authenticator support the TOTP standard. …

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