HENNGE Email DLP Configuration Check (Microsoft 365)

Target

This is for customers who have completed the connection between HENNGE Email DLP and Microsoft 365.

Purpose

This is to confirm whether the connection between HENNGE Email DLP and Microsoft 365 is correctly established and whether the filters are functioning as per your requirements.

Notes

1. The content of this article is based on the product information as of October 2023 and may be subject to change without notice.

2. Due to updates or specification changes, there may be some differences in display, etc.

Detailed Procedure and Explanation

1. Preparation

1.1. Send a test email from Microsoft 365 to an internal or external recipient.

2. Microsoft 365 Verification Steps

2.1. Access the [Microsoft 365 Admin Center].

2.2. Select [Exchange] from the left menu.

2.3. Select [Mail Flow] → [Message Trace] from the left menu.

2.4. Select [Start a trace].

2.5. Enter the address from which you sent the test email in [Sender] and click [Search].

Enter any other conditions as needed.

2.6. Select the test email for internal recipients from the search results.

2.7. In the [Status] column, confirm that it has not been forwarded to HENNGE Email DLP.

Check that it does not mention "[Connector Name: ‎HENNGE Email DLP‎]."

2.8. Go back to the search screen and select the test email for external recipients from the search results.

2.9. In the [Status] column, confirm that it has been forwarded to HENNGE Email DLP.

Check that it mentions "[Connector Name: ‎HENNGE Email DLP‎]." If it is not forwarded to HENNGE Email DLP, please verify the connection procedure for any errors.
For the connection procedure, please refer to the following page.

[ver.2] HENNGE Email DLP Connection Procedure (Microsoft 365)

3. HENNGE Email DLP Verification Steps

3.1. Access the management screen of HENNGE Email DLP.

The URL for the management screen of HENNGE Email DLP includes your main domain for your environment.
Replace the [Main Domain] part in the following URL with your main domain.

https://console.mo.hdems.com/#/admin/[Main Domain]

If your main domain is "example.com," the URL will be like this.

https://console.mo.hdems.com/#/admin/example.com

Screenshot 2023-09-26 13.25.03.png

3.2. Select [Filters] → [History].

Screenshot 2023-09-26 14.06.53.png

3.3. Search for any date from the upper-right search box and confirm that only test emails to external recipients are displayed, and there are no emails to internal recipients.

Screenshot 2023-09-26 14.10.43.png

3.4. Open the details of the test email to external recipients and confirm that the intended filters, actions, and rules are applied.

Depending on your requirements, change conditions such as whether there are attachments or not.

Screenshot 2023-09-27 17.34.05.png

          
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