---
sourceDocument: Australia Platform security
sourceDocumentLink: https://servicenow-prod.fluidtopics.net/r/de-DE/platform-security

 Release :

    - australia

ft:locale :

    - de-DE

ft:publication_title :

    - Australia Platform security

ft:clusterId :

    - psec

bundleId :

    - psec

workflow :

    - Platform


---

# Log Impersonation History

# Log Impersonation History {#ariaid-title1}

* Freigeben Version: Australia
* 
* Aktualisiert 12. März 2026
* 
* ![](https://www.servicenow.com/docs/portal-asset/ico-clock) 1 Minute Lesedauer

Enable impersonation history logging using a system property.
The impersonation history log tracks the following impersonation details on the Impersonation History \[sys_user_impersonation_history\] table when an impersonation is performed using the UI.

* Impersonating user
* Impersonated user
* Impersonation start and end times
* SessionID
{#sc-log-impersonation-history__ul_gsg_frs_4hc}

Ensure that the identity.impersonation.history.enabled property doesn't exist in the System Properties \[sys_properties\] table, or exists and is set to a value of <kbd class="ph userinput">true</kbd>.

## More information {#sc-log-impersonation-history__section_en1_4qs_4hc}

{#sc-log-impersonation-history__table_w2n_pqs_4hc__entry__2}

| Attribute | Description |
|-|-|
| Configuration name | identity.impersonation.history.enabled |
| Configuration type | System Properties (/sys_properties_list.do) |
| Data type | Boolean |
| Recommended value | true |
| Default value | true |
| Fallback value | true |
| Category | [Error handling and logging](https://servicenow-prod.fluidtopics.net/5UPE7LGBqExLy85ZBJP~_w "The error handling and logging category addresses the quality and verbosity of logged information exposed to stakeholders.") |
| Security risk | * Severity score: 4.9 * CVSS score: Medium * Security risk details: When this property is set to <kbd class="ph userinput">true</kbd>, impersonation session details are logged in the Impersonation History \[sys_user_impersonation_history\] table. Use this information for auditing in security investigations or for compliance purposes. {#sc-log-impersonation-history__ul_x2n_pqs_4hc} |
| Functional Impact | When this property is set to <kbd class="ph userinput">true</kbd>, impersonation session details are logged in the Impersonation History \[sys_user_impersonation_history\] table. When set to <kbd class="ph userinput">false</kbd>, the impersonation details aren't captured this table. |
| Dependencies and prerequisites | None |
[ ]

{#sc-log-impersonation-history__table_w2n_pqs_4hc}