Top 20 NuGet Security Packages

Library of ASP.NET web forms extensions, embedded resource hosting and HTTP Module for implementing role-based security.
OpenID Connect & OAuth 2.0 client library
A SAML2 Owin middleware, compatible with ASP.NET Identity for external logins.
PCL Crypto provides a consistent, portable set of crypto APIs for .NET 4.5, Windows Phone 8.0 SL & 8.1 Xaml, Windows Store, Xamarin.iOS, Xamarin.Android. This makes it easier to create cross-platform .NET libraries and apps. Crypto functionality includes asymmetric and symmetric encryption and signa...
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.
Library of base Windows Form and WPF Window extensions and dialogs, including those needed for implementing role-based security inside a Windows application.
BouncyCastle portable version with support for .NET 4, .NET Standard 1.0-2.0, .NET Core
Set of tools for XrmToolBox regarding security management
OpenID Connect and OAuth 2.0 Framework for ASP.NET Core
Enable SAML v2.0 SSO for identity provider (IdP) and service provider (SP) 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. Comprehensive document...
The Bouncy Castle Crypto package is a C\# implementation of cryptographic algorithms and protocols, it was developed by the Legion of the Bouncy Castle, a registered Australian Charity, with a little help! The Legion, and the latest goings on with this package, can be found at [http://www.bouncycast...
EntityFramework persistence layer for IdentityServer4
ASP.NET Core Identity Integration for IdentityServer4
Auth0 .NET SDK
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: * SASL Authentication via SCRAM-SHA-256, SCRAM-SHA-1, NTLM, DIGEST-MD5, CRAM-MD5, LOGIN, PLAIN, and XOAUTH2. * A fully-cancellable SmtpClient with support f...
ASP.NET Core 2.0 Middleware for validating tokens using OAuth 2.0 introspection
ASP.NET Core authentication handler to validate JWT and reference tokens from IdentityServer4
Auth0 .NET SDK
Package Description