# [Community OSS authentication options](community.md) # [Introduction to Identity](identity.md) # [Configure Identity](identity-configuration.md) # [Configure Windows Authentication](windowsauth.md) # [Configure primary key type for Identity](identity-primary-key-configuration.md) # [Custom storage providers for ASP.NET Core Identity](identity-custom-storage-providers.md) # [Enabling authentication using Facebook, Google and other external providers](social/index.md) ## [Facebook authentication](social/facebook-logins.md) ## [Twitter authentication](social/twitter-logins.md) ## [Google authentication](social/google-logins.md) ## [Microsoft authentication](social/microsoft-logins.md) ## [Other authentication providers](social/other-logins.md) # [Account Confirmation and Password Recovery](accconfirm.md) # [Enabling QR Code generation in ASP.NET identity](identity-enable-qrcodes.md) # [Two-factor authentication with SMS](2fa.md) # [Using Cookie Authentication without ASP.NET Core Identity](cookie.md) # [Azure Active Directory](azure-active-directory/toc.md) # [Securing ASP.NET Core apps with IdentityServer4](https://identityserver4.readthedocs.io)