Top 20 NuGet Security Packages

AspNet.Core.SharePoint.Addin.Authentication
Resource Server components for consuming OAuth tokens genetrated by an Authorization Server based on OAuth.AspNet.AuthServer
Suplex is a Security and Validation abstraction layer, designed to provide WinForms, WebForms, and Wpf applications a common RBAC and Validation model. 4.0.0.2 contains a fix to InternalBitArray.HasValue.
Nequeo OAuth client component
zxm.AspNetCore.Authentication.Hmac.Signature is an extensions to generate signature for zxm.AspNetCore.Authentication.Hmac.
zxm.AspNetCore.Hmac.Client is an extensions to help to request api.
Owin Middleware for GDEP's OAuth 2.0
Dtx Library - Useful Library for C# Developers
See description at project site or follow the link: https://github.com/altasoft/security/wiki/JWT-Token-For-ASP.NET
See description at project site or follow the link: https://github.com/altasoft/security/wiki/JWT-Token-For-ASP.NET-Core
This package contains an OWIN middleware to validate signed http requests with the Medidata MAuth protocol. The middleware communicates with an MAuth server in order to confirm the validity of the request authentication header. Include this package in your OWIN-enabled web api if you want to authent...
Cryptography helpers for RSA and ECDSA.
.Net Client Libraries for Auth0
.Net Server Libraries for Auth0
ASP.NET Core middleware that enables an application to support the XiaoMi Account authentication workflow.
Helper for authenticating via Harvest (https://www.getharvest.com)
Simple library to create and check password hash and salt.
OAuth token middleware for ASP.NET Core.