Details of the event with ID 4892 of the source Microsoft-Windows-Security-Auditing

Event Source:	Microsoft Windows Security Auditing
Event ID:	4892 (0x131C)
Event log:	Security
Event type:	Information
Event text (English):	A property of Certificate Services changed. Property: %1 Index: %2 Type: %3 Value: %4
Event text (German):	A property of the certificate services has been changed. Property: %1 Index: %2 Type: %3 Value: %4

Parameter

The parameters contained in the event text are filled with the following fields:

• %1: PropertyName (win:UnicodeString)
• %2: PropertyIndex (win:UnicodeString)
• %3: PropertyType (win:UnicodeString)
• %4: PropertyValue (win:UnicodeString)
• %5: SubjectUserSid (win:SID)
• %6: SubjectUserName (win:UnicodeString)
• %7: SubjectDomainName (win:UnicodeString)
• %8: SubjectLogonId (win:HexInt64)

In contrast to operational events, which are often understood under the term "monitoring", auditing for the certification authority is the configuration of logging of security-relevant events.

Example events

     A property of Certificate Services changed. 
 	 
 Property: 29 
 Index: 0 
 Type: 4 
 Value: ADCSLaborNDES
 1.3.6.1.4.1.311.21.8.6301991.2938543.412570.1725121.735828.231.3300970.10789002
 ADCSLaborEnrollmentAgent
 1.3.6.1.4.1.311.21.8.6301991.2938543.412570.1725121.735828.231.12290905.9667004
 ADCSLaboratoryWebServerXXL key
 1.3.6.1.4.1.311.21.8.6301991.2938543.412570.1725121.735828.231.5156301.12920431
 ADCSLabWebServerECC
 1.3.6.1.4.1.311.21.8.6301991.2938543.412570.1725121.735828.231.4459674.5642534
 ADCSLaborKeyRecoveryAgent
 1.3.6.1.4.1.311.21.8.6301991.2938543.412570.1725121.735828.231.7551014.10282049
 ADCSLabRemoteDesktopAuthenticationmanual
 1.3.6.1.4.1.311.21.8.6301991.2938543.412570.1725121.735828.231.10025967.9145454
 ADCSLaboratoryOCSPResponseSigningmanual
 1.3.6.1.4.1.311.21.8.6301991.2938543.412570.1725121.735828.231.7432440.16578047
 SubCA
 1.3.6.1.4.1.311.21.8.6301991.2938543.412570.1725121.735828.231.1.18
 ADCSLaborRemoteDesktopAuthentication
 1.3.6.1.4.1.311.21.8.6301991.2938543.412570.1725121.735828.231.5089216.3191700
 ADCSLaborEnrollmentAgent(Computer)
 1.3.6.1.4.1.311.21.8.6301991.2938543.412570.1725121.735828.231.14512268.4519931
 ADCSLaborCEPEncryption
 1.3.6.1.4.1.311.21.8.6301991.2938543.412570.1725121.735828.231.12707994.4797323
 IPSECIntermediateOffline
 1.3.6.1.4.1.311.21.8.6301991.2938543.412570.1725121.735828.231.1.20
 ADCSLaboratoryOCSPResponseSigning
 1.3.6.1.4.1.311.21.8.6301991.2938543.412570.1725121.735828.231.2829390.3424966
 ADCSLabUser
 1.3.6.1.4.1.311.21.8.6301991.2938543.412570.1725121.735828.231.4136173.9322655
  

Description

No description has been written for this yet.

Safety assessment

The security assessment is based on the three dimensions of confidentiality, integrity and availability.

No description has been written for this yet.

Microsoft rating

Microsoft evaluates this event in the Securing Public Key Infrastructure (PKI) Whitepaper with a severity rating of "Medium".

The reasoning behind this is:

Can be used to track changes to Key Recovery Agent configuration

Related links:

• Overview of audit events generated by the Certification Authority
• Overview of the audit events generated by the online responder (OCSP)

External sources

• Securing Public Key Infrastructure (PKI) (Microsoft)