Java library for Google's Key Uri Format

Fork of FreeOTP to develop patches for the upstream repository

An idea for serving sites from a home server through a WebRTC based frame site

A two-factor authentication(2FA) based on HOTP & TOTP written in TypeScript.

Easy-2FA is a lightweight NPM package for generation and verification of Two-Factor Authentication (2FA) codes.

HOTP/TOTP helpers for Python 3

TOTP, HOTP, HMAC-SHA1 implemented by MATLAB with test vector

Authenticator allows an user to get all their OTPs in one place without any network connectivity.

The script creates a program (ft_otp) that securely stores an initial password and generates a new 6-digit one-time password using the HOTP algorithm upon request.

Library for generating and validating one-time passwords (HOTP & TOTP support)

Go One-Time Password Library

An OTP generator that implements RFC4226 (HOTP) and RFC6238 (TOTP)

Provides lightweight implementations for the HOTP and TOTP two factor authentication protocol.

Python 3 OTP Implementations

A simple crypto util in Java.

Obie is a simple PHP framework. It aims to provide basic services needed for any web app.

HOTP Algorithm Implementation for BlackBerry 10

BMS/Secure-IT Token OATHController.