How does Easy2Meet handle the authentication provided by Microsoft?

Within Easy2Meet the security settings are used that are set within the organization

Within Easy2Meet the security settings are used that are set within the organization, such as MFA (Multi Factor Authentication).
In addition, the user must authenticate via an Azure AD application on the Azure AD of the organization. Thanks to this authentication, the Easy2Meet can receive authorization for further integration with Office 365 services, beyond just SharePoint.