office 365 MFA preferences

CRIB111 Hello, there are some really good and extensive articles on the docs about AAD MFA settings and authentication methods, and security as well. I think it's better if you read about it as it's literally too much to suggest. But I have tried to make it easier for you as the links here should answer your questions.

Comparison of methods

https://docs.microsoft.com/en-us/azure/active-directory/authentication/concept-authentication-methods

Select the available MFA options for your users

https://docs.microsoft.com/en-us/azure/active-directory/authentication/howto-mfa-mfasettings

Protect global admin

https://docs.microsoft.com/en-us/microsoft-365/enterprise/protect-your-global-administrator-accounts?view=o365-worldwide

Secure

https://docs.microsoft.com/en-us/microsoft-365/admin/security-and-compliance/secure-your-business-data?view=o365-worldwide

Secure

https://docs.microsoft.com/en-us/microsoft-365/security/top-security-tasks-for-remote-work?view=o365-worldwide