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Content for TS 29.255 Word version: 18.2.0

1… 4…

4.1 Introduction 4.2 Naf_Authentication Service 5.1 Naf_Authentication Service API A.1 General A.2 Naf_Authentication API

4 Services offered by the USS p. 8

4.1 Introduction p. 8

4.2 Naf_Authentication Service p. 8

4.2.1 Service Description p. 8

4.2.1.1 Overview p. 8

4.2.1.2 Service Architecture p. 9

4.2.1.3 Network Functions p. 9

4.2.1.3.1 Uncrewed Aerial System Service Supplier (USS) p. 9

4.2.1.3.2 NF Service Consumers p. 9

4.2.2 Service Operations p. 10

4.2.2.1 Introduction p. 10

4.2.2.2 Naf_Authentication_AuthenticateAuthorize Service operation p. 10

4.2.2.2.1 General p. 10

4.2.2.2.2 Authentication and Authorization of the UAV p. 10

4.2.2.3 Naf_Authentication_Notification Service operation p. 11

4.2.2.3.1 General p. 11

4.2.2.3.2 Notification for Reauthentication, Reauthorization or Revocation p. 12

5 API Definitions p. 13

5.1 Naf_Authentication Service API p. 13

5.1.1 Introduction p. 13

5.1.2 Usage of HTTP p. 13

5.1.2.1 General p. 13

5.1.2.2 HTTP standard headers p. 13

5.1.2.2.1 General p. 13

5.1.2.2.2 Content type p. 13

5.1.2.3 HTTP custom headers p. 13

5.1.3 Resources p. 14

5.1.4 Custom Operations without associated resources p. 14

5.1.4.1 Overview p. 14

5.1.4.2 Operation: request-auth p. 14

5.1.4.2.1 Description p. 14

5.1.4.2.2 Operation Definition p. 14

5.1.5 Notifications p. 15

5.1.5.1 General p. 15

5.1.5.2 UAV Notification p. 16

5.1.5.2.1 Description p. 16

5.1.5.2.2 Target URI p. 16

5.1.5.2.3 Standard Methods p. 16

5.1.5.2.3.1 POST p. 16

5.1.6 Data Model p. 17

5.1.6.1 General p. 17

5.1.6.2 Structured data types p. 17

5.1.6.2.1 Introduction p. 17

5.1.6.2.2 Type: UAVAuthInfo p. 18

5.1.6.2.3 Type: ReauthRevokeNotify p. 19

5.1.6.2.4 Type: UAVAuthResponse p. 20

5.1.6.2.5 Type: AdditionInfoAuthenticateAuthorize p. 20

5.1.6.2.6 Type: AuthContainer p. 21

5.1.6.3 Simple data types and enumerations p. 21

5.1.6.3.1 Introduction p. 21

5.1.6.3.2 Simple data types p. 21

5.1.6.3.3 Enumeration: AuthResult p. 21

5.1.6.3.4 Enumeration: NotifyType p. 21

5.1.6.3.5 Void

5.1.6.3.6 Enumeration: AuthMsgType p. 22

5.1.6.4 Data types describing alternative data types or combinations of data types p. 22

5.1.6.4.1 Type: ProblemDetailsAuthenticateAuthorize p. 22

5.1.7 Error Handling p. 22

5.1.7.1 General p. 22

5.1.7.2 Protocol Errors p. 22

5.1.7.3 Application Errors p. 22

5.1.8 Feature negotiation p. 22

5.1.9 Security p. 23

A (Normative) OpenAPI specification p. 24

A.1 General p. 24

A.2 Naf_Authentication API p. 24

$ Change history p. 29