
Explanation:
参照:
https://docs.microsoft.com/en-us/azure/active-directory/authentication/howto-mfa-getstarted
https://docs.microsoft.com/en-us/azure/active-directory/identity-protection/howto-sign-in-risk-policy
https://docs.microsoft.com/en-us/azure/active-directory/reports-monitoring/quickstart-configure-named-locations