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MC365410 – (Updated) Suspicious Connector Activity Alert (archived)

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check before: 2022-05-13

Product:

Defender, Exchange, Microsoft 365 Defender

Platform:

Online, World tenant

Status:

Change type:

Admin impact, New feature, Updated message

Links:

Details:

Updated August 9, 2022: We have updated the rollout timeline below. Thank you for your patience.
As a security platform, we strive to continuously improve and protect our customers. In May, we plan to start rolling out a new alert for suspicious activities in an inbound connector. For information on connectors, please visit Configure mail flow using connectors in Exchange Online | Microsoft Docs.
[When this will happen:]
We will begin rolling out in late May and expect to complete by late August (previously late July).

Change Category:
XXXXXXX ...

Scope:
XXXXXXX ...

Release Phase:

Created:
2022-04-29

updated:
2022-08-27

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changes*

DatePropertyoldnew
2022-09-15MC prepareImpacted customers are recommended to become familiar with the following instructions before rollout happens.
Responding to a Compromised Connector
Remove Blocked Connector From Restricted Entities Portal
ps://docs.microsoft.com/exchange/mail-flow-best-practices/use-connectors-to-configure-mail-flow/use-connectors-to-configure-mail-fl
ps://docs.microsoft.com/microsoft-365/security/office-365-security/remove-blocked-connectors?view=o365-world
ps://docs.microsoft.com/microsoft-365/security/office-365-security/respond-compromised-connector?view=o365-world
Impacted customers are recommended to become familiar with the following instructions before rollout happens.
Responding to a Compromised Connector
Remove Blocked Connector From Restricted Entities Portal
https://docs.microsoft.com/exchange/mail-flow-best-practices/use-connectors-to-configure-mail-flow/use-connectors-to-configure-mail-flow
https://docs.microsoft.com/microsoft-365/security/office-365-security/remove-blocked-connectors?view=o365-worldwide
https://docs.microsoft.com/microsoft-365/security/office-365-security/respond-compromised-connector?view=o365-worldwide
2022-08-27MC prepareImpacted customers are recommended to become familiar with the following instructions before rollout happens.
Responding to a Compromised Connector
Remove Blocked Connector From Restricted Entities Portal
https://docs.microsoft.com/exchange/mail-flow-best-practices/use-connectors-to-configure-mail-flow/use-connectors-to-configure-mail-flow
https://docs.microsoft.com/microsoft-365/security/office-365-security/remove-blocked-connectors?view=o365-worldwide
https://docs.microsoft.com/microsoft-365/security/office-365-security/respond-compromised-connector?view=o365-worldwide
Impacted customers are recommended to become familiar with the following instructions before rollout happens.
Responding to a Compromised Connector
Remove Blocked Connector From Restricted Entities Portal
ps://docs.microsoft.com/exchange/mail-flow-best-practices/use-connectors-to-configure-mail-flow/use-connectors-to-configure-mail-fl
ps://docs.microsoft.com/microsoft-365/security/office-365-security/remove-blocked-connectors?view=o365-world
ps://docs.microsoft.com/microsoft-365/security/office-365-security/respond-compromised-connector?view=o365-world
2022-08-10MC Last Updated07/07/2022 18:48:132022-08-09T21:28:47Z
2022-08-10MC MessagesUpdated July 7, 2022: We have updated the rollout timeline below. Thank you for your patience.
As a security platform, we strive to continuously improve and protect our customers. In May, we plan to start rolling out a new alert for suspicious activities in an inbound connector. For information on connectors, please visit Configure mail flow using connectors in Exchange Online | Microsoft Docs.
[When this will happen:]
We will begin rolling out in late May and expect to complete by late July (previously late June).
Updated August 9, 2022: We have updated the rollout timeline below. Thank you for your patience.
As a security platform, we strive to continuously improve and protect our customers. In May, we plan to start rolling out a new alert for suspicious activities in an inbound connector. For information on connectors, please visit Configure mail flow using connectors in Exchange Online | Microsoft Docs.
[When this will happen:]
We will begin rolling out in late May and expect to complete by late August (previously late July).
2022-08-10MC End Time08/31/2022 09:00:002022-09-30T09:00:00Z
2022-07-08MC MessagesAs a security platform, we strive to continuously improve and protect our customers. In May, we plan to start rolling out a new alert for suspicious activities in an inbound connector. For information on connectors, please visit Configure mail flow using connectors in Exchange Online | Microsoft Docs.
[When this will happen:]
We will begin rolling out in late May and expect to complete by late June.
Updated July 7, 2022: We have updated the rollout timeline below. Thank you for your patience.
As a security platform, we strive to continuously improve and protect our customers. In May, we plan to start rolling out a new alert for suspicious activities in an inbound connector. For information on connectors, please visit Configure mail flow using connectors in Exchange Online | Microsoft Docs.
[When this will happen:]
We will begin rolling out in late May and expect to complete by late July (previously late June).
2022-07-08MC TitleSuspicious Connector Activity Alert(Updated) Suspicious Connector Activity Alert
2022-07-08MC Last Updated04/29/2022 02:47:262022-07-07T18:48:13Z
2022-07-08MC MessageTagNamesNew feature, Admin impactUpdated message, New feature, Admin impact
2022-07-08MC End Time08/03/2022 09:00:002022-08-31T09:00:00Z

*starting April 2022

Last updated 12 months ago

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