Top 20 NuGet Security Packages

Library of ASP.NET web forms extensions, embedded resource hosting and HTTP Module for implementing role-based security.
ASP.NET MVC Core is supportet by the ITfoxtec Identity SAML2 MVC Core package which helps to integrate the ITfoxtec SAML 2.0 package and add support for SAML-P and SAML 2.0 tokens. Support .NET Core 2.1, 2.2, 3.0 and 3.1 Support .NET Framework 4.6.2 and 4.7.2
Enable SAML v2.0 identity provider (IdP) and service provider (SP) single sign-on (SSO) in ASP.NET Core applications. Includes SAML authentication middleware support. Example ASP.NET Core projects are available that demonstrate the simple to use SAML API and accompanying SAML configuration. Compre...
Library of base Windows Form and WPF Window extensions and dialogs, including those needed for implementing role-based security inside a Windows application.
Library of core security framework for implementing role-based security with integrated Active Directory, local account and database style authentication across various .NET application types.
MimeKit is an Open Source library for creating and parsing MIME, S/MIME and PGP messages on desktop and mobile platforms. It also supports parsing of Unix mbox files. Unlike any other .NET MIME parser, MimeKit's parser does not need to parse string input nor does it use a TextReader. Instead,...
MailKit is an Open Source cross-platform .NET mail-client library that is based on MimeKit and optimized for mobile devices. Features include: * HTTP, Socks4, Socks4a and Socks5 proxy support. * SASL Authentication via SCRAM-SHA-256, SCRAM-SHA-1, NTLM, DIGEST-MD5, CRAM-MD5, LOGIN, PLAIN, and XOAUTH...
OpenID Connect & OAuth 2.0 client library
OpenID Connect and OAuth 2.0 Framework for ASP.NET Core
HTTP authorization middleware for GraphQL
Common functionality for Digest authentication
Storage interfaces and models for IdentityServer4
EntityFramework persistence layer for IdentityServer4
ASP.NET Core Identity Integration for IdentityServer4
Auth0 .NET SDK
Auth0 .NET SDK
A core package for Medidata HMAC protocol implementation. This package contains the core functionality which used by the MAuth authentication protocol-specific components. This package also can be used standalone if you want to sign HTTP/HTTPS requests with Medidata MAuth keys using the .NET HttpCli...
EntityFramework persistence layer for IdentityServer4
Auth0 .NET SDK
Managed .NET wrapper for unmanaged PKCS#11 libraries