Microsoft Authenticator
A Microsoft app for iOS and Android devices that enables authentication with two-factor verification, phone sign-in, and code generation.
7,073 questions
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Authenticator app reflects MS email account under ongoing, consistent attempts of logins from unrecognized devices from multiple locations. All have been denied, though I was not always prompted. "Secure your account" is recommended, however, since denials occurred, what is appropriate action to further secure account?