Identity supports two-factor authentication, where the user provides additional information alongside their password. In Chapter 17, I demonstrate how to create an SMS two-factor workflow, but for this chapter, I am going to focus on support for an authenticator, which is a more secure approach but requires users to have access to an app. I also create workflows for signing in with third-party services from Facebook, Google, and Twitter, using the same configuration settings created in Chapter 5. Table
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A. FreemanPro ASP.NET Core Identity https://doi.org/10.1007/978-1-4842-6858-2_1111. Two-Factor and External Authentication
Adam Freeman1
(1)
London, UK
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