2.39 Attribute objectCategory

This attribute specifies an object class name that is used to group objects of this or derived classes. Every object in Active Directory has this attribute. See [MS-ADTS] section 3.1.1.3.1.3.5 for more information about how Active Directory uses this attribute in searches.

 cn: Object-Category
 ldapDisplayName: objectCategory
 attributeId: 1.2.840.113556.1.4.782
 attributeSyntax: 2.5.5.1
 omSyntax: 127
 omObjectClass: 1.3.12.2.1011.28.0.714
 isSingleValued: TRUE
 schemaIdGuid: 26d97369-6070-11d1-a9c6-0000f80367c1
 systemOnly: FALSE
 searchFlags: fATTINDEX
 attributeSecurityGuid: e48d0154-bcf8-11d1-8702-00c04fb96050
 isMemberOfPartialAttributeSet: TRUE
 systemFlags: FLAG_SCHEMA_BASE_OBJECT | 
  FLAG_ATTR_REQ_PARTIAL_SET_MEMBER 
 schemaFlagsEx: FLAG_ATTR_IS_CRITICAL

Version-Specific Behavior: Implemented on Windows 2000 Server operating system, Windows Server 2003 operating system, Windows Server 2003 R2 operating system, Windows Server 2008 operating system, Windows Server 2008 R2 operating system, Windows Server 2012 operating system, Windows Server 2012 R2 operating system, and Windows Server 2016 operating system.

The schemaFlagsEx attribute was added to this attribute definition in Windows Server 2008.

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