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Copy file name to clipboardExpand all lines: defender-endpoint/defender-endpoint-false-positives-negatives.md
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@@ -47,7 +47,7 @@ The next step is to review the "detection source":
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| -------- | -------- |
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|EDR|The alert is related to Microsoft Defender for Endpoint – Endpoint Detection and Response <br/>- Solution: Submit the False Positive to [https://aka.ms/wdsi](/defender-endpoint/defender-endpoint-false-positives-negatives) <br/>- Work-around: Tune the alerts|
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|Antivirus|The alert relates to Microsoft Defender Antivirus in Active mode (Primary) where it blocks. If Microsoft Defender Antivirus is in passive mode, EDR in block mode might just detect.<br/>- Solution: Submit the False Positive to [https://aka.ms/wdsi](https://aka.ms/wdsi) <br/>- Work-around: Add [Indicators - File hash - allow ](/defender-endpoint/defender-endpoint-false-positives-negatives)or an [Antivirus exclusion](/defender-endpoint/defender-endpoint-false-positives-negatives)|
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| Custom TI| Custom indicators (Indicators <br/>- [file hash](/defender-endpoint/indicator-file)<br/>- [ip address or URL](/defender-endpoint/indicator-ip-domain)<br/>- [certificates](/defender-endpoint/indicator-certificates)) <br/><br/>Solution: [Manage indicators](/defender-endpoint/indicator-manage). <br/><br/> Or, if you see `CustomEnterpriseBlock`, your detection source could be one of the following: <br/><br/>- Automated Investigation and Response (AutoIR)<br/>-- Solution: Submit the False Positive to [https://aka.ms/wdsi](/defender-endpoint/defender-endpoint-false-positives-negatives) <br/>-- Work-around: [Automation folder exclusions ](/defender-endpoint/manage-automation-folder-exclusions)<br/><br/>- Custom detection rules deriving from Advanced Hunting (AH) <br/>-- Solution: [Manage existing custom detection rules ](/defender-xdr/custom-detection-rules)<br/><br/>- EDR in block mode <br/>-- Solution: Submit the False Positive(s) to [https://aka.ms/wdsi](/defender-endpoint/defender-endpoint-false-positives-negatives)<br/>-- Work-around: [Indicators – File hash – allow](/defender-endpoint/defender-endpoint-false-positives-negatives) or [Antivirus exclusions](/defender-endpoint/defender-endpoint-false-positives-negatives)<br/><br/>- Live Response<br/>-- Solution: Submit the False Positive(s) to [https://aka.ms/wdsi](/defender-endpoint/defender-endpoint-false-positives-negatives)<br/>-- Work-around: [Indicators – File hash – allow](/defender-endpoint/defender-endpoint-false-positives-negatives) or [AV exclusions](/defender-endpoint/defender-endpoint-false-positives-negatives)<br/><br/>- PUA protection<br/>-- Solution: Submit the False Positive(s) to [https://aka.ms/wdsi](/defender-endpoint/defender-endpoint-false-positives-negatives)<br/>-- Work-around: [Indicators – File hash – allow](/defender-endpoint/defender-endpoint-false-positives-negatives) or [AV exclusions](/defender-endpoint/defender-endpoint-false-positives-negatives)|
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| Custom TI| Custom indicators (Indicators <br/>- [file hash](/defender-endpoint/indicator-file)<br/>- [ip address or URL](/defender-endpoint/indicator-ip-domain)<br/>- [certificates](/defender-endpoint/indicator-certificates)) <br/><br/>Solution: [Manage indicators](/defender-endpoint/indicator-manage). <br/><br/> Or, if you see `CustomEnterpriseBlock`, your detection source could be one of the following: <br/><br/>- Automated Investigation and Response (Auto-IR)<br/>-- Solution: Submit the False Positive to [https://aka.ms/wdsi](/defender-endpoint/defender-endpoint-false-positives-negatives) <br/>-- Work-around: [Automation folder exclusions ](/defender-endpoint/manage-automation-folder-exclusions)<br/><br/>- Custom detection rules deriving from Advanced Hunting (AH) <br/>-- Solution: [Manage existing custom detection rules ](/defender-xdr/custom-detection-rules)<br/><br/>- EDR in block mode <br/>-- Solution: Submit the False Positive to [https://aka.ms/wdsi](/defender-endpoint/defender-endpoint-false-positives-negatives)<br/>-- Work-around: [Indicators – File hash – allow](/defender-endpoint/defender-endpoint-false-positives-negatives) or [Antivirus exclusions](/defender-endpoint/defender-endpoint-false-positives-negatives)<br/><br/>- Live Response<br/>-- Solution: Submit the False Positive to [https://aka.ms/wdsi](/defender-endpoint/defender-endpoint-false-positives-negatives)<br/>-- Work-around: [Indicators – File hash – allow](/defender-endpoint/defender-endpoint-false-positives-negatives) or [AV exclusions](/defender-endpoint/defender-endpoint-false-positives-negatives)<br/><br/>- PUA protection<br/>-- Solution: Submit the False Positive to [https://aka.ms/wdsi](/defender-endpoint/defender-endpoint-false-positives-negatives)<br/>-- Work-around: [Indicators – File hash – allow](/defender-endpoint/defender-endpoint-false-positives-negatives) or [AV exclusions](/defender-endpoint/defender-endpoint-false-positives-negatives)|
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| Smartscreen|[Smartscreen](https://feedback.smartscreen.microsoft.com/smartscreenfaq.aspx)<br/>- [Report unsafe site](https://www.microsoft.com/en-us/wdsi/support/report-unsafe-site); <br/>or<br/>- It could be related to [Network Protection detection](https://www.microsoft.com/wdsi/support/report-exploit-guard)|
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:::image type="content" source="media/false-positives-overview.png" alt-text="The definition of false positive and negatives in the Microsoft Defender portal" lightbox="media/false-positives-overview.png":::
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```
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> [!IMPORTANT]
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> In some scenarios, the **ThreatName** may appear as `EUS:Win32/CustomEnterpriseBlock!cl`. Defender for Endpoint will restore all custom blocked files that were quarantined on this device in the last 30 days.
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> In some scenarios, the **ThreatName** might appear as `EUS:Win32/CustomEnterpriseBlock!cl`. Defender for Endpoint restores all custom blocked files that were quarantined on this device in the last 30 days.
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> A file that was quarantined as a potential network threat might not be recoverable. If a user attempts to restore the file after quarantine, that file might not be accessible. This can be due to the system no longer having network credentials to access the file. Typically, this is a result of a temporary log on to a system or shared folder and the access tokens expired.
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3. In the pane on the right side of the screen, select **Apply to X more instances of this file**, and then select **Undo**.
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