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
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,...
Middleware for adding security headers to an ASP.NET Core application. Allows you to easily add Content Security Policy, Strict Transport Security, and Public Key Pins to an app.
Library of base Windows Form and WPF Window extensions and dialogs, including those needed for implementing role-based security inside a Windows application.
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...
OpenID Connect and OAuth 2.0 Framework for ASP.NET Core
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
BouncyCastle portable version with support for .NET 4, .NET Standard 1.0-2.0, WP, Silverlight, MonoAndroid, Xamarin.iOS, .NET Core
An advanced application framework designed to make enterprise apps development simple, featuring enterprise data access patterns such as generic repositories, query definitions, user management, authentication, security, push notifications, and more. For the server data access counterpart, please in...
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...
ASP.NET Core common types used by the various authentication middleware components.
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...
ASP.NET Core common types used by the various authentication middleware components.
ASP.NET Core common types used by the various authentication components.
EntityFramework persistence layer for IdentityServer4
ASP.NET Core middleware that enables an application to use cookie based authentication.
ASP.NET Core middleware that enables an application to support Facebook's OAuth 2.0 authentication workflow.
ASP.NET Core contains middleware to support Google's OpenId and OAuth 2.0 authentication workflows.