M365 Changelog: Top Senders and recipient report to be retired

MC237975 – Updated April 09, 2021: Microsoft has updated the timing of this retirement. Please review the timing below. Thank you for your patience.

Microsoft will be retiring the feature the Top Senders and recipient report from Microsoft defender for office 365 beginning June 14th, 2021. Instead they 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 Microsoft 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: June 14, 2021 (previously 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 Microsoft 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, Microsoft recommend using the Threat protection status report. You may consider updating your training and documentation as appropriate.