Top 20 NuGet 2fa Packages

This package contains the open source C# client for MessageBird's REST API. Documentation can be found at: https://www.messagebird.com/developers
.Net library for two-factor (or multi-factor) authentication using TOTP and QR-codes.
Yoti .NET SDK, providing Yoti API support for Login, Verify (2FA) and Age Verification
A Cross Platform OTP (TOTP HOTP) Library for .NET Core NetStandard
An ASP.NET Core library for generating and validating one time passwords for google authenticator.
Another Implementation of the Twilio's Authy 2FA Api for .Net Framework
An ASP.NET Core library for generating and validating one time passwords for google authenticator. It seems that dotnet pack has a problem to pack own project. This Package needs AspNetCore.Totp. This is a workaround to not merge my project into one. If you find way of doing it correctly, let me kno...
A tool that generate time-based one-time passwords (RFC 6238)
An implementation of TOTP and HOTP which is commonly used for multi factor authentication by using a shared key between the client and the server to generate and verify one time use codes. For documentation, visit https://github.com/kspearrin/Otp.NET
OtpSharp for .NET Core / NetStandard
C# .Net API client for twostep.io
SDK for accessing LaunchKey V3 endpoints.
A .NET HttpClient wrapper for interacting with the Duo Security Auth REST API.
OASIS OTP authentication service integration component. Providing a cloud based one time passcode authentication service.
Notakey .NET SDK for requesting and verifying verification
Yoti Owin .NET SDK, providing Yoti API support for Login, Verify (2FA) and Age Verification
LaunchKey Windows Phone SDK
A library for integrating Privakey authentication to .NET-based web services. Privakey is a secure, password-free, multi-factor authentication service. For more information visit https://www.privakey.com or contact support@privakey.com
Sentinel API SDK for .NET applications
This is a client of Zamanak (www.zamanak.ir) web service