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andOTP - Open source two-factor authentication for Android
andOTP is a two-factor authentication App for Android 5.1+. It implements Time-based One-time Passwords (TOTP) and HMAC-Based One-Time Passwords (HOTP). Simply scan the QR code and login with the generated 6-digit code.
android backup otp material-design totp hotp openpgp two-factor-authenticationAuthelia - The Single Sign-On Multi-Factor Authentication Server
Authelia is an open-source authentication and authorization server providing two-factor authentication and single sign-on (SSO) for your applications via a web portal. It acts as a companion for reverse proxies like nginx, Traefik or HAProxy to let them know whether requests should either be allowed or redirected to Authelia's portal for authentication. Authelia works in combination with nginx, Traefik or HAProxy. It can be deployed on bare metal with Docker or on top of Kubernetes.
authentication auth-server auth-service authentication-server push-notifications u2f yubikey two-factor totp sso traefik mfa two-factor-authentication sso-authentication 2fa multifactortotp-ssh-fluxer - Take security by obscurity to the next level (this is a bad idea, don't really use this please)
For this, I present totp-ssh-flux, a way to make sure your sshd port changes every 30 seconds, and possibly causing your adversaries a small period of frustration. What you can see here is my phone (using a generic TOTP client) generating codes, that I can then use as the port to SSH into on a server.
ssh obscurity totp iptablesyosai - A Security Framework for Python applications featuring Authorization (rbac permissions and roles), Authentication (2fa totp), Session Management and an extensive Audit Trail
Yosai is a "security framework" that features authentication, authorization, and session management from a common, intuitive API. Yosai is based on Apache Shiro, written in Java and widely used today.
authentication authorization sessionmanagement rbac security twofactorauth totp two-factorotp - One Time Password utilities Go / Golang
One Time Passwords (OTPs) are an mechanism to improve security over passwords alone. When a Time-based OTP (TOTP) is stored on a user's phone, and combined with something the user knows (Password), you have an easy on-ramp to Multi-factor authentication without adding a dependency on a SMS provider. This Password and TOTP combination is used by many popular websites including Google, Github, Facebook, Salesforce and many others.
otp one-time-password totp hotp hmac-otptwo-factor - Two-Factor Authentication for WordPress.
Enable Two-Factor Authentication using time-based one-time passwords (OTP, Google Authenticator), Universal 2nd Factor (FIDO U2F, YubiKey), email and backup verification codes. For more history, see this post.
wordpress wordpress-plugin authentication totp 2famultiOTP - PHP class for OAUTH
multiOTP is a PHP class and a powerful command line utility OATH certified to provide a completely free and easy operating system independent server side implementation for strong two factors authentication solution.
oauth qrcode authentication hotp totpotphp - :closed_lock_with_key: A PHP library for generating one time passwords according to RFC 4226 (HOTP) and the RFC 6238 (TOTP)
This library is compatible with Google Authenticator apps available for Android and iPhone. It is also compatible with other applications such as FreeOTP for example.The release process is described here.
otp totp hotp rfc-4226 rfc-6238FreeOTP - Two factor authentication
FreeOTP is a two-factor authentication application for systems utilizing one-time password protocols. Tokens can be added easily by scanning a QR code. If you need to generate a QR code, try our QR code generator.
two-factor-authentication otp hotp totp authentication two-factorGoogleAuth - Google Authenticator Server side code
GoogleAuth is a Java server library that implements the Time-based One-time Password (TOTP) algorithm specified in RFC 6238. This library can be used by any developer who wants to add TOTP multi-factor authentication to a Java application and needs the server-side code to create TOTP shared secrets and verify TOTP passwords.
totp password authenticator one-time-passwordTwoFactorAuth - PHP library for Two Factor Authentication (TFA / 2FA)
PHP library for two-factor (or multi-factor) authentication using TOTP and QR-codes. Inspired by, based on but most importantly an improvement on 'PHPGangsta/GoogleAuthenticator'. There's a .Net implementation of this library as well. Here are some code snippets that should help you get started...
qrcode two-factor twofactorauth totp multi-factor securityGoogle Authenticator TOTP C#
An implementation of Google's Authenticator in C# and WPF. It's a Time-based One-time Password (TOTP) described in RFC 6238. You could use it to implement two-factor authentication in your own .Net application.
authentication google otp totpcli - A zero trust swiss army knife for working with X509, OAuth, JWT, OATH OTP, etc.
step is a zero trust swiss army knife. It’s an easy-to-use and hard-to-misuse utility for building, operating, and automating systems that use zero trust technologies like authenticated encryption (X.509, TLS), single sign-on (OAuth OIDC, SAML), multi-factor authentication (OATH OTP, FIDO U2F), encryption mechanisms (JSON Web Encryption, NaCl), and verifiable claims (JWT, SAML assertions). For more information and docs see the step website and the blog post announcing step.
security security-tools jwt oauth x509 tls oath totp encryption cryptography sso mfa jws jwe josetwo-factor-bundle - Two-factor authentication for Symfony applications
... and follow the installation instructions. Detailed documentation of all features can be found in the Resources/doc directory.
2fa two-factor-authentication authentication security symfony-bundle totp google-authenticatorauthy - Go library and program to access your Authy TOTP secrets.
This is a Go library that allows you to access your Authy TOTP tokens. It was created to facilitate exports of your TOTP database, because Authy do not provide any way to access or port your TOTP tokens to another client.
totp authypassport-totp - TOTP authentication strategy for Passport and Node.js.
TOTP authentication strategy for Passport.
passport otp oath totp auth authn authenticationyubioath-android - Yubico Authenticator for Android
This app is hosted on Google Play as Yubico Authenticator.It is also available from F-Droid.
yubikey oath totp nfcyubioath-desktop - Yubico Authenticator for Desktop (Windows, macOS and Linux)
Cross-platform application for generating Open Authentication (OATH) time-based TOTP and event-based HOTP one-time password codes, with the help of a YubiKey that protects the shared secrets.Keep your OATH secrets safe by storing them on a YubiKey and generate the codes with this application.
yubikey oath totp qmltwofactor_totp - 🔑 Second factor TOTP (RFC 6238) provider for Nextcloud
🔑 Second factor TOTP (RFC 6238) provider for Nextcloud
two-factor-authentication totp security two-factor rfc-6238 otp 2fa
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