<status value="active"/> <experimental value="false"/> <date value="2010-08-26"/> <publisher value="HL7 (FHIR Project)"/> <description value="The type of process where the audit event originated from. Use of these codes is not required but is encouraged to maintain translation with DICOM AuditMessage schema."/> <jurisdiction> <coding> <system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/> <code value="001"/> <display value="World"/> </coding> </jurisdiction> <copyright value="These codes are excerpted from Digital Imaging and Communications in Medicine (DICOM) Standard, Part 16: Content Mapping Resource, Copyright © 2011 by the National Electrical Manufacturers Association. Additional codes added by HL7 FHIR use-case analysis"/> <compose> <include> <system value="http://terminology.hl7.org/CodeSystem/security-source-type"/> <concept> <code value="1"/> </concept> <concept> <code value="2"/> </concept> <concept> <code value="3"/> </concept> <concept> <code value="4"/> </concept> <concept> <code value="5"/> </concept> <concept> <code value="6"/> </concept> <concept> <code value="7"/> </concept> <concept> <code value="8"/> </concept> </include> </compose> </ValueSet>

Code	Display	Definition
1	User Device	End-user display device, diagnostic device.
2	Data Interface	Data acquisition device or instrument.
3	Web Server	Web Server process or thread.
4	Application Server	Application Server process or thread.
5	Database Server	Database Server process or thread.
6	Security Server	Security server, e.g. a domain controller.
7	Network Device	ISO level 1-3 network component.
8	Network Router	ISO level 4-6 operating software.