AU Base Implementation Guide
6.0.1-ci-build - CI Build

AU Base Implementation Guide, published by HL7 Australia. This guide is not an authorized publication; it is the continuous build for version 6.0.1-ci-build built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/AuDigitalHealth/au-fhir-base/ and changes regularly. See the Directory of published versions

## Extension: Encryption Certificate PEM X509

Official URL: http://hl7.org.au/fhir/StructureDefinition/encryption-certificate-pem-x509 | Version: 6.0.1-ci-build
Standards status: Trial-use | Maturity Level: 3 | Computable Name: EncryptionCertificatePEMx509
Copyright/Legal: HL7 Australia© 2018+; Licensed Under Creative Commons No Rights Reserved.

This extension applies to the Endpoint resource and is used to support encrypted certificate content for use with an endpoint. This extension allows an endpoint entry to define a suitable certificate for use in communications on the associated channel.

Context of Use

This extension may be used on the following element(s)

- Element ID: `Endpoint`

### Usage Notes

Profile specific implementation guidance:

- The value recorded is an X509 certificate in PEM format as per RFC7468.

Usage info

Usages:

- Examples for this Extension: Telstra Health Secure Messaging Endpoint

You can also check for usages in the FHIR IG Statistics

Changes since version 5.0.0:

- No changes

### Formal Views of Extension Content

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

- Differential Table
- Snapshot Table
- Statistics/References
- All

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | PEM X509 certificate
url |  | 1..1 | uri | "http://hl7.org.au/fhir/StructureDefinition/encryption-certificate-pem-x509"
value[x] |  | 1..1 | string | Base64 encoded string PEM format X509 certificate
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | PEM X509 certificate
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org.au/fhir/StructureDefinition/encryption-certificate-pem-x509"
value[x] |  | 1..1 | string | Base64 encoded string PEM format X509 certificate
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type string: This extension applies to the Endpoint resource and is used to support encrypted certificate content for use with an endpoint. This extension allows an endpoint entry to define a suitable certificate for use in communications on the associated channel.

Maturity: 3

Differential View

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | PEM X509 certificate
url |  | 1..1 | uri | "http://hl7.org.au/fhir/StructureDefinition/encryption-certificate-pem-x509"
value[x] |  | 1..1 | string | Base64 encoded string PEM format X509 certificate
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | PEM X509 certificate
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org.au/fhir/StructureDefinition/encryption-certificate-pem-x509"
value[x] |  | 1..1 | string | Base64 encoded string PEM format X509 certificate
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type string: This extension applies to the Endpoint resource and is used to support encrypted certificate content for use with an endpoint. This extension allows an endpoint entry to define a suitable certificate for use in communications on the associated channel.

Maturity: 3

Other representations of profile: CSV, Excel, Schematron

#### 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()`