![]() ![]() Consider, for example, the Microsoft authentication provider requires a hardware key or another 2FA approach. External logins are protected by whatever mechanism the external login provider provides. Two-factor authentication does not happen using an external authentication provider, such as Google or Facebook. This document will guide you through adding QR code generation to the 2FA configuration page. ![]() QR code generators ease the setup of 2FA. The ASP.NET Core web app templates support authenticators, but don't provide support for QR code generation. Typically an authenticator app is installed on a smartphone. An authenticator app provides a 6 to 8 digit code which users must enter after confirming their username and password. Two factor authentication (2FA) authenticator apps, using a Time-based One-time Password Algorithm (TOTP), are the industry recommended approach for 2FA. ASP.NET Core ships with support for authenticator applications for individual authentication. ![]()
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