In today’s world, this is problematic because these usernames and passwords can be easily compromised. Basic Authentication is simply referring to an app, client, or protocol that is only passing a username and password for authentication.īasic Authentication has been the sole form of authentication for most applications and protocols for many years. Legacy Authentication is often referred to as Basic Authentication.

To understand MFA a little more, let me explain Legacy Authentication and Modern Authentication, and how it is important to have a successful MFA implementation. It is always a good idea to have more than one authentication method for any platform you use. These days, just a password is not the most secure, even with complex passwords. Multi-Factor Authentication, aka MFA, allows you to secure user logins by adding multiple authentication methods. How to setup Multi Factor Authentication in Office 365.How do I check to see if Modern Authentication is turned on?.How do I know if my organization is using Legacy Authentication Protocols?.What is Microsoft Modern Authentication?.And finally, I will walk you step-by-step through how to setup MFA in Office 365. I will also walk you through checking to see if Legacy Authentication is being used in your tenant and how to turn it off. In this guide, I will discuss what MFA is, what Legacy Authentication is, and what Modern Authentication is. Multi-Factor authentication (MFA) is the most recommended way to secure your Microsoft 365 tenant.

This is the complete guide to Microsoft Office 365 MFA.

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