M365 Changelog: Microsoft Defender for Office empowers end users to report suspicious messages in Microsoft Teams (follow-up)

MC611677 – This is a follow up of Message Center post MC567478.

Starting July 10th ability for Microsoft Teams users to report messages within Teams as security risk will be turned on by default. Security risk messages could include ones that contain phishing or spam or malicious content, such as phishing URL or malware file, spam content. To learn how end users can report, see User reported message settings in Microsoft Teams.

NOTE: This only applies to Microsoft for Defender Plan 2 customers or Microsoft E5/ Office E5 customers.

This message is associated with Microsoft 365 Roadmap ID 100160

When this will happen:

This change will go into effect starting July 10th and be completed for all tenants by mid-July 2023, if the tenant hasn’t opted out. 

How this will affect your organization:

If you have not turned off/disabled, the toggle setting in Teams admin center then end users will be able to report teams’ messages as security risk and it will be routed as per your organization existing user reported settings

What you need to do to prepare:

You can opt out of the default “on” option via Teams messaging policies in the Teams admin center by the opt out period ending on July 10th. The global policy will automatically apply to users in your organization unless you create and assign a custom policy. You can edit the settings in the global policy or create and assign one or more custom policies to turn on or turn off this feature. To learn more, please refer to: Manage messaging policy in teams.

If you have any feedback, please provide it from this Message center post using the text box after you do thumbs up or thumbs down as it will directly reach the responsible team. 

Additional information