Top 20 NuGet authentication Packages

Official Okta middleware for ASP.NET Core 2.0+. Easily add authentication and authorization to ASP.NET Core applications.
Official .NET SDK for the Okta API.
Auth0 .NET SDK
Auth0 .NET SDK
Auth0 .NET SDK
A SAML2 Service Provider for ASP.NET MVC. Install in project and add sections to web.config. No coding required. The package adds an MVC controller that handles SAML SignIn and SignOut. It works with the claims model of .NET 4.6.1 and uses the present infrastructure for claims translation, session a...
ASP.NET Core middleware that enables an application to receive an OpenID Connect bearer token. This package was built from the source code at https://github.com/aspnet/AspNetCore/tree/1f050242559e7b90ff6c4ee7f99d92b3a5af5a62
ASP.NET Core middleware that enables an application to support the OpenID Connect authentication workflow. This package was built from the source code at https://github.com/aspnet/AspNetCore/tree/1f050242559e7b90ff6c4ee7f99d92b3a5af5a62
OpenID Connect server middleware for ASP.NET Core.
ASP.NET Core middleware that enables an application to support the WsFederation authentication workflow. This package was built from the source code at https://github.com/aspnet/AspNetCore/tree/1f050242559e7b90ff6c4ee7f99d92b3a5af5a62
OpenID Connect server components for OpenIddict.
This package contains the binaries of the Active Directory Authentication Library (ADAL). ADAL provides easy to use authentication functionality for your .NET based client by taking advantage of Windows Server Active Directory and Azure Active Directory. ADAL.NET enables you to acquire a secur...
Provides ADAL based authentication for Azure management client libraries
Includes types that provide support for creating, serializing and validating JSON Web Tokens.
Provides base protocol support for OpenIdConnect and WsFederation.
Includes types that provide support for OpenIdConnect protocol.
Includes types that provide support for SecurityTokens, Cryptographic operations: Signing, Verifying Signatures, Encryption.
Includes types that provide support for SamlTokens version 1 and 2.
Includes types that provide support for WsFederation protocol.
Includes types that provide support for creating, serializing and validating JSON Web Tokens.