MC395210 – (Updated) Microsoft Defender for Office 365: Recipient Block Using Tenant Allow/Block List Senders (archived)

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check before: 2022-07-12

Product:

Defender, Defender for Office 365, Microsoft 365 Defender

Platform:

US Instances, Web, World tenant

Status:

Launched

Change type:

Admin impact, Feature update, Updated message, User impact

Links:

93363

Details:

Updated July 19, 2022: We have updated the rollout timeline below. Thank you for your patience.
Today, the Tenant Allow/block List is used to prevent users from receiving email from selected senders using the sender block. However, users are still able to send email to that email address or domain as recipient. With this update, the Tenant Allow/block List will be extended to prevent users from sending emails to these email addresses and domains that are added or part of the sender block list.

This message is associated with Microsoft 365 Roadmap ID 93363
[When this will happen:]
The rollout should start around late July (previously mid-July) and should be completed by late August (previously mid-August).

Change Category:
XXXXXXX ...

Scope:
XXXXXXX ...

Release Phase:
General Availability, Preview

Created:
2022-06-28

updated:
2022-08-27

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changes*

DatePropertyoldnew
2022-09-15MC prepareWe advise you to cross check the existing sender block in Tenant Allow/Block list to ensure that it does not affect any sender that you want your users to send emails to, but can't because of this change.
ps://www.microsoft.com/microsoft-365/roadmap?filters=&searchterms=93363
We advise you to cross check the existing sender block in Tenant Allow/Block list to ensure that it does not affect any sender that you want your users to send emails to, but can't because of this change.
https://www.microsoft.com/microsoft-365/roadmap?filters=&searchterms=93363
2022-08-27MC prepareWe advise you to cross check the existing sender block in Tenant Allow/Block list to ensure that it does not affect any sender that you want your users to send emails to, but can't because of this change.
https://www.microsoft.com/microsoft-365/roadmap?filters=&searchterms=93363
We advise you to cross check the existing sender block in Tenant Allow/Block list to ensure that it does not affect any sender that you want your users to send emails to, but can't because of this change.
ps://www.microsoft.com/microsoft-365/roadmap?filters=&searchterms=93363
2022-07-20MC MessagesToday, the Tenant Allow/block List is used to prevent users from receiving email from selected senders using the sender block. However, users are still able to send email to that email address or domain as recipient. With this update, the Tenant Allow/block List will be extended to prevent users from sending emails to these email addresses and domains that are added or part of the sender block list.

This message is associated with Microsoft 365 Roadmap ID 93363
[When this will happen:]
The rollout should start around mid-July and should be completed by mid-August.
Updated July 19, 2022: We have updated the rollout timeline below. Thank you for your patience.
Today, the Tenant Allow/block List is used to prevent users from receiving email from selected senders using the sender block. However, users are still able to send email to that email address or domain as recipient. With this update, the Tenant Allow/block List will be extended to prevent users from sending emails to these email addresses and domains that are added or part of the sender block list.

This message is associated with Microsoft 365 Roadmap ID 93363
[When this will happen:]
The rollout should start around late July (previously mid-July) and should be completed by late August (previously mid-August).
2022-07-20MC TitleMicrosoft Defender for Office 365: Recipient Block Using Tenant Allow/Block List Senders(Updated) Microsoft Defender for Office 365: Recipient Block Using Tenant Allow/Block List Senders
2022-07-20MC Last Updated06/28/2022 00:41:152022-07-19T18:37:26Z
2022-07-20MC MessageTagNamesFeature update, User impact, Admin impactUpdated message, Feature update, User impact, Admin impact
2022-07-20MC End Time09/19/2022 09:00:002022-09-30T09:00:00Z

*starting April 2022

Last updated 2 months ago

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