{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "Indicator of the basic digital quality or reliability of single and multi-token authentication. Requires single factor authentication using memorized secret tokens, pre-registered knowledge tokens, look-up secret tokens, out of band tokens, or single factor one-time password devices. [Electronic Authentication Guideline - Recommendations of the National Institute of Standards and Technology, NIST Special Publication 800-63-1, Dec 2011]",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ObservationValue",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "LOATK"
  } ],
  "codesystem" : "e67d8c9c-b493-5a7e-a48f-2e583e5bc47a",
  "concept_id" : "f0055e9f-7663-5521-ae81-87d68b5db9fd",
  "ancestors" : {
    "LOATK" : 1,
    "LOATK2" : 0,
    "SECTRSTOBV" : 3,
    "TRSTLOAOBV" : 2,
    "_SecurityObservationValue" : 4
  },
  "id" : "ca548adb-39f9-419e-a8df-c71ce9f02662",
  "code" : "LOATK2",
  "display" : "basic token level of assurance",
  "version" : "2018-08-12"
}