Your company has a Microsoft 365 E5 subscription.
You enable guest access for Microsoft Teams.
You need to prevent all users from downloading and opening files that contain malware by using Microsoft Teams channels.
What should you do first?
From the Microsoft Purview compliance portal, create a data loss prevention (DLP) policy.
From the Microsoft 365 Defender portal, select Turn on Defender for Office 365 for SharePoint, OneDrive, and Microsoft Teams
From the Azure Active Directory admin center, add an identity provider.
From the Azure Active Directory admin center, enable the End user protection baseline policy.
Submit