M365 Changelog: Top Senders and recipient report to be retired

MC237975 – Updated February 23, 2021: We have updated the content below with additional details for clarity. Thank you for your patience.

We will be retiring the feature the Top Senders and recipient report from Microsoft defender for office 365 beginning March 6, 2021. Instead we recommend the utilization of the Threat protection status report (View email security reports in the Security & Compliance Center – Office 365 | Microsoft Docs), which is where we will continue to invest.

The PowerShell cmdlet associated with the Top senders and recipient report which is Get-MailTrafficSummaryReport(Get-MailTrafficSummaryReport (ExchangePowerShell) | Microsoft Docs) will be retired as well.

Key Points:

• Timing: March 6, 2021
• Action: transition from the Top Senders and recipient report to the Threat protection status report

How this will affect your organization:

You are receiving this message because our reporting indicates one or more users in your organization are using the Top Senders and recipient report. Moving forward we recommend using the Threat protection status report: Threat protection status report

What you need to do to prepare:

Instead of using Top Senders and recipient report, we recommend using the Threat protection status report. You may consider updating your training and documentation as appropriate.