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  1. Time-based one-time password - Wikipedia

    Time-based one-time password (TOTP) is a computer algorithm that generates a one-time password (OTP) using the current time as a source of uniqueness. As an extension of the …

  2. OTP, TOTP, HOTP: What’s the Difference? | OneLogin

    Time-based One-time Password (TOTP) is a time-based OTP. The seed for TOTP is static, just like in HOTP, but the moving factor in a TOTP is time-based rather than counter-based.

  3. Online one-time password generator / TOTP (Google …

    TOTP.APP - is a online generator of one-time passwords, based on TOTP (RFC 6238) algorithm. A web-based analog of the Google Authenticator mobile application.

  4. What is a Time-based One-time Password (TOTP)? - Twilio

    A Time-based One-Time Password (TOTP) serves as a form of two-factor authentication (2FA). Other terms for TOTP include app-based authentication, software tokens, or soft tokens.

  5. What is TOTP? Time-Based One-Time Password Explained

    May 19, 2025 · TOTP (Time-Based One-Time Password) is a secure, standards-based MFA method that generates short-lived codes on the user’s device. This guide explains how TOTP …

  6. What is a time-based one-time password? - TechTarget

    Jun 2, 2025 · If a user's traditional password is stolen or compromised, an attacker cannot gain account access without the TOTP, which expires quickly. How does a TOTP work?

  7. RFC 6238: TOTP: Time-Based One-Time Password Algorithm

    Basically, we define TOTP as TOTP = HOTP(K, T), where T is an integer and represents the number of time steps between the initial counter time T0 and the current Unix time. More …

  8. What is TOTP (Time-Based One-Time Password)? A Simple Guide …

    Jul 17, 2025 · That’s probably TOTP in action — short for Time-Based One-Time Password. It’s one of the most common ways apps keep your account safe, especially after you enter your …

  9. What is TOTP? A short guide for developers (RFC 6238 explained)

    Nov 8, 2025 · TOTP (Time-based One-Time Password) is a simple, widely used method for generating short-lived numeric codes from a shared secret and the current time (RFC 6238).

  10. What Is a Time-Based One-Time Password (TOTP)? | Frontegg

    May 23, 2025 · A time-based one-time password (TOTP) is a temporary passcode generated using the current time and a secret key known only to the user and the server. The …