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Update activate-capabilities.md
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ATPDocs/deploy/activate-capabilities.md

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# Activate Microsoft Defender for Identity capabilities directly on a domain controller
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Microsoft Defender for Endpoint customers, who've already onboarded their domain controllers to Defender for Endpoint, can activate Microsoft Defender for Identity capabilities directly on a domain controller instead of using a [Microsoft Defender for Identity sensor](deploy-defender-identity.md).
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Microsoft Defender for Endpoint customers, who have already onboarded their domain controllers to Defender for Endpoint, can activate Microsoft Defender for Identity capabilities directly on a domain controller instead of using a [Microsoft Defender for Identity sensor](deploy-defender-identity.md).
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This article describes how to activate and test Microsoft Defender for Identity capabilities on your domain controller.
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> [!IMPORTANT]
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> Information in this article relates to a feature that is currently in limited availablility for a select set of use cases. If you weren't directed to use the Defender for Identity **Activation** page, use our [main deployment guide](deploy-defender-identity.md) instead.
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>
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> Information in this article relates to a feature that is currently in limited availability for a select set of use cases. If you weren't directed to use the Defender for Identity **Activation** page, use our [main deployment guide](deploy-defender-identity.md) instead.
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## Prerequisites
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- **Device entities**: Select **Assets > Devices**, and select the machine for your new sensor. Defender for Identity events are shown on the device timeline.
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- **User entities**. Select **Assets > Users** and check for users from a newly onboarded domain. Alternately, use the global search option to search for specific users. User details pages should include **Overview**, **Observed in organization**, and **Timeline** data.
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- **User entities**: Select **Assets > Users** and check for users from a newly onboarded domain. Alternately, use the global search option to search for specific users. User details pages should include **Overview**, **Observed in organization**, and **Timeline** data.
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- **Group entities**: Use the global search to find a user group, or pivot from a user or device details page where group details are shown. Check for details of group membership, view group users, and group timeline data.
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For more information, see [Advanced hunting in the Microsoft Defender portal](/microsoft-365/security/defender/advanced-hunting-microsoft-defender).
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### Test Identity Security Posture Management (ISPM) recommendations
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Defender for Identity capabilities on domain controllers support the following ISPM assessments:
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- [**Install Defender for Identity Sensor on all Domain Controllers**](../security-assessment-unmonitored-domain-controller.md)
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- [**Microsoft LAPS usage**](../security-assessment-laps.md)
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- [**Resolve unsecure domain configurations**](../security-assessment-unsecure-domain-configurations.md)
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- **Set a honeytoken account**
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- [**Unsecure account attributes**](../security-assessment-unsecure-account-attributes.md)
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- [**Unsecure SID History attributes**](../security-assessment-unsecure-sid-history-attribute.md)
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## Test Identity Security Posture Management (ISPM) recommendations
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We recommend simulating risky behavior in a test environment to trigger supported assessments and verify that they appear as expected. For example:
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### Test alert functionality
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The following alerts are supported by Defender for Identity capabilities on domain controllers:
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:::row:::
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:::column span="":::
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- [Account enumeration reconnaissance](../reconnaissance-discovery-alerts.md#account-enumeration-reconnaissance-external-id-2003)
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- [Active Directory attributes Reconnaissance using LDAP](../reconnaissance-discovery-alerts.md#active-directory-attributes-reconnaissance-ldap-external-id-2210)
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- [Exchange Server Remote Code Execution (CVE-2021-26855)](../lateral-movement-alerts.md#exchange-server-remote-code-execution-cve-2021-26855-external-id-2414)
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- [Honeytoken user attributes modified](../persistence-privilege-escalation-alerts.md#honeytoken-user-attributes-modified-external-id-2427)
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- [Honeytoken was queried via LDAP](../reconnaissance-discovery-alerts.md#honeytoken-was-queried-via-ldap-external-id-2429)
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- [Honeytoken authentication activity](../credential-access-alerts.md#honeytoken-authentication-activity-external-id-2014)
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- [Honeytoken group membership changed](../persistence-privilege-escalation-alerts.md#honeytoken-group-membership-changed-external-id-2428)
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- [Remote code execution attempt](../other-alerts.md#remote-code-execution-attempt-external-id-2019)
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- [Security principal reconnaissance (LDAP)](../credential-access-alerts.md#security-principal-reconnaissance-ldap-external-id-2038)
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- [Suspicious service creation](../other-alerts.md#suspicious-service-creation-external-id-2026)
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- [Suspected NTLM relay attack (Exchange account)](../lateral-movement-alerts.md#suspected-ntlm-relay-attack-exchange-account-external-id-2037)
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:::column-end:::
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:::column span="":::
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- [Suspicious modification of the Resource Based Constrained Delegation attribute by a machine account](../persistence-privilege-escalation-alerts.md#suspicious-modification-of-the-resource-based-constrained-delegation-attribute-by-a-machine-account--external-id-2423)
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- [Suspicious additions to sensitive groups](../persistence-privilege-escalation-alerts.md#suspicious-additions-to-sensitive-groups-external-id-2024)
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- [Suspicious modification of a dNSHostName attribute (CVE-2022-26923)](../persistence-privilege-escalation-alerts.md#suspicious-modification-of-a-dnshostname-attribute-cve-2022-26923--external-id-2421)
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- [Suspicious modification of a sAMNameAccount attribute (CVE-2021-42278 and CVE-2021-42287)](../credential-access-alerts.md#suspicious-modification-of-a-samnameaccount-attribute-cve-2021-42278-and-cve-2021-42287-exploitation-external-id-2419)
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- [Suspected DCShadow attack (domain controller promotion)](../other-alerts.md#suspected-dcshadow-attack-domain-controller-promotion-external-id-2028)
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- [Suspected DFSCoerce attack using Distributed File System Protocol](../credential-access-alerts.md#suspected-dfscoerce-attack-using-distributed-file-system-protocol-external-id-2426) 
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- [Suspected DCShadow attack (domain controller replication request)](../other-alerts.md#suspected-dcshadow-attack-domain-controller-replication-request-external-id-2029)
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- [Suspected account takeover using shadow credentials](../credential-access-alerts.md#suspected-account-takeover-using-shadow-credentials-external-id-2431)
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- [Suspected SID-History injection](../persistence-privilege-escalation-alerts.md#suspected-sid-history-injection-external-id-1106)
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- [Suspected AD FS DKM key read](../credential-access-alerts.md#suspected-ad-fs-dkm-key-read-external-id-2413)
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:::column-end:::
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:::row-end:::
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Test alert functionality by simulating risky activity in a test environment. For example:
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- Tag an account as a honeytoken account, and then try signing in to the honeytoken account against the activated domain controller.
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1. In the Defender portal, go to the user details page for a test user.
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1. From the options menu, select any or all of the following, one at a time:
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- **Disable user in AD**
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- **Enable user in AD**
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- **Force password reset**
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1. From the **Options** menu, select any of the available remediation actions.
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1. Check Active Directory for the expected activity.
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> [!NOTE]
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> The current version does not collect the User Account Control (UAC) flags correctly. So disabled users, would still appear as Enabled in the portal.
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> The current version doesn't collect the User Account Control (UAC) flags correctly. So disabled users, would still appear as Enabled in the portal.
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For more information, see [Remediation actions in Microsoft Defender for Identity](../remediation-actions.md).

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