Basic Audit Log Patterns (BALP)
1.1.5-current - ci-build International flag

Basic Audit Log Patterns (BALP), published by IHE IT Infrastructure Technical Committee. This guide is not an authorized publication; it is the continuous build for version 1.1.5-current built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/IHE/ITI.BasicAudit/ and changes regularly. See the Directory of published versions

Extension: AuditEvent.agent Assurance Level

Official URL: https://profiles.ihe.net/ITI/BALP/StructureDefinition/ihe-assuranceLevel Version: 1.1.5-current
Active as of 2025-11-03 Computable Name: AssuranceLevel

The assuranceLevel element carries various types of Assurance level. May be an Identity Assurance (IAL), an Authentication Assurance Level (AAL), a Federation Assurance Level (FAL), or other.

In SAML this is defined to be carried in the saml:AuthnContextClassRef, but may be carried elsewhere based on the use-case and profiling of SAML.

The Vocabulary is not defined here. Some sources of vocabulary:

Context of Use

Usage info

Usages:

You can also check for usages in the FHIR IG Statistics

Formal Views of Extension Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension AuditEvent.agent Assurance Level
... extension 0..0 Extension
... url 1..1 uri "https://profiles.ihe.net/ITI/BALP/StructureDefinition/ihe-assuranceLevel"
... value[x] 1..1 CodeableConcept Value of extension
Binding: SecurityTrustAssuranceObservationValue (preferred)

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension AuditEvent.agent Assurance Level
... id 0..1 string Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "https://profiles.ihe.net/ITI/BALP/StructureDefinition/ihe-assuranceLevel"
... value[x] 1..1 CodeableConcept Value of extension
Binding: SecurityTrustAssuranceObservationValue (preferred)

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type CodeableConcept: The assuranceLevel element carries various types of Assurance level. May be an Identity Assurance (IAL), an Authentication Assurance Level (AAL), a Federation Assurance Level (FAL), or other.

In SAML this is defined to be carried in the saml:AuthnContextClassRef, but may be carried elsewhere based on the use-case and profiling of SAML.

The Vocabulary is not defined here. Some sources of vocabulary:

Differential View

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension AuditEvent.agent Assurance Level
... extension 0..0 Extension
... url 1..1 uri "https://profiles.ihe.net/ITI/BALP/StructureDefinition/ihe-assuranceLevel"
... value[x] 1..1 CodeableConcept Value of extension
Binding: SecurityTrustAssuranceObservationValue (preferred)

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension AuditEvent.agent Assurance Level
... id 0..1 string Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "https://profiles.ihe.net/ITI/BALP/StructureDefinition/ihe-assuranceLevel"
... value[x] 1..1 CodeableConcept Value of extension
Binding: SecurityTrustAssuranceObservationValue (preferred)

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type CodeableConcept: The assuranceLevel element carries various types of Assurance level. May be an Identity Assurance (IAL), an Authentication Assurance Level (AAL), a Federation Assurance Level (FAL), or other.

In SAML this is defined to be carried in the saml:AuthnContextClassRef, but may be carried elsewhere based on the use-case and profiling of SAML.

The Vocabulary is not defined here. Some sources of vocabulary:

 

Other representations of profile: CSV, Excel, Schematron

Terminology Bindings

Path Status Usage ValueSet Version Source
Extension.value[x] Base preferred SecurityTrustAssuranceObservationValue 📦3.0.0 THO v6.5

Constraints

Id Grade Path(s) Description Expression
ele-1 error **ALL** elements All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
ext-1 error **ALL** extensions Must have either extensions or value[x], not both extension.exists() != value.exists()