python implementation of 2-step auth: Time-based, One-Time Password Algorithm

🔑 Generate a 2-Factor Authentication codes and display the QR code from the terminal

Google2FA Starter App

A Nexmo library for Golang

List of sites with two factor auth support which includes SMS, email, phone calls, hardware, and software.

Time-based One-time Password Algorithm By Javascript

This module is to act as security mechinism for applications. It will interface with existing security systems such as Active Directory to simplify management.

Shows how to use an authenticator with your mvc app.

sandbox for playing with 2FA in centos7.3

Multi Factor authentication extension for ClearOS

A Python based SSH 2-Factor-Authentication script using Time-based One-Time-Passwords.

Library to implement InfoBip 2 Factor Authentication API. NOTE: This library is neither associated with nor supported by Infobip. API changes may occur at anytime, so I give no guarantees if something breaks or doesn't work. I will do my best to update this library. Bugfixes, improvements, and pull requests are welcome!

U2F multifactor authentication plugin for Shibboleth IdPv3

💻 Command-line tool to generate / verify OTP token 🔑

A ESP8266 Micropython OTP Generator

Secure AWS Usage by Assume Role and 2FA

Encrypted filesystem with 2fa

Two Factor Authentication for ClearOS

Passwordless Authentication using Firebase and Authy by Twilio 🔥 🔒