There are 5 repositories under two-factor topic.
List of sites with two factor auth support which includes SMS, email, phone calls, hardware, and software.
**NOT MAINTAINED** Two-factor authentication for Node.js. One-time passcode generator (HOTP/TOTP) with support for Google Authenticator.
:closed_lock_with_key: multi factor authentication system (2FA, MFA, OTP Server)
Extract one time password (OTP) secrets from QR codes exported by two-factor authentication (2FA) apps such as "Google Authenticator". The exported QR codes from authentication apps can be captured by camera, read from images, or read from text files. The secrets can be exported to JSON or CSV, or printed as QR codes to console.
PHP library for Two Factor Authentication (TFA / 2FA)
A Security Framework for Python applications featuring Authorization (rbac permissions and roles), Authentication (2fa totp), Session Management and an extensive Audit Trail
Generate 2FA tokens compatible with Google Authenticator
The best React Native example for phone verification (an alternative to Twitter Digits).
.Net library for Two Factor Authentication (TFA / 2FA)
🔑 Second factor TOTP (RFC 6238) provider for Nextcloud
Time-Based One-Time Password Code Generator
🔑 Second factor provider using an external messaging gateway (SMS, Telegram, Signal)
A comprehensive Node.js package that simplifies the implementation of One-Time Password (OTP).
Vonage Server SDK for Java. API support for SMS, Messages, Voice, Text-to-Speech, Numbers, Verify (2FA), Video and more.
An async security library for the Sanic framework.
React Native wrapper for Android's SMS User Consent API, ready to use in React Native apps with minimum effort.
Apache two-factor (2FA) authentication with Google Authenticator based on Time-based One-Time Password (TOTP) or HMAC-based one-time password (HOTP) Algorithms.
TOTP and HOTP Token for Andriod Devices
Two-factor authentication tray app in macOS
This article will teach you how to secure a React.js app by implementing two-factor authentication (2FA) feature using TOTP tokens generated by Google Authenticator, Authy, or Chrome's Authenticator extension
Craft plugin for two-factor or two-step login using Time Based OTP.
2 Factor Authentication (2FA) library
This is a build environment to build a docker image for privacyIDEA based on official Python image and PrivacyIDEA.
Firefox addon that generates TOTPs for 2 factor authentication
Brook.Totp 双因素认证
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