2.1 DIP landscape

2.2 DIP Core Services

2.3 DIP Connections

2.4 DIP Users

2.5 Active Market Participant

2.6 Non-active Market Participant

3.1 The DIP Portal

3.2 Registration

3.3 PKI Role Governance

3.4 Interfacing with the DIP

4.1 Overview

4.2 DIP Certificate Authority

4.3 Chain of trust

4.4 Digital Certificate usage

4.5 Key management

4.6 Digital Certificate Revocation

5.1 Security requirements

5.2 Information Security Management System certification

5.3 TLS requirements and configuration

5.4 TLS key generation and Certificate Signature Requests

6.1 DIP Users responsibilities

6.2 DNS Domain creation/verification

6.3 DIP Digital Certificate requirements

6.4 Certificate Subscriber obligations

6.5 Relying Party Obligations

6.6 Certificate Signing Requests

6.7 Certificate Revocation Request

6.8 Digital Certificate renewal

6.9 Private Keys

6.10 Encryption Secrets/Password Guidance

7.1 DIP Message pattern

7.2 Message Architecture

7.3 DIP IDs

7.4 Message/event channels

7.5 MPAN Address Maintenance Service

7.6 Message structure

7.7 Message routing

7.8 Message/event obfuscation

7.9 Message Compression Handling

7.10 Message De-compression Handling

7.11 Message configuration requirements

7.12 Message Egress

7.13 Message Ingress

7.14 Capacity Management

7.15 Message Security

7.16 Message Alarms

8.1 Message choreography

8.2 Simple Message Exchange

8.3 Level 1 validation - DIP Synchronous rejection

8.4 Level 2 validation – DIP asynchronous rejection

8.5 Level 3 response - Recipient Synchronous Error (with retry)

8.6 Level 3 validation - Recipient Synchronous Response (no-retry)

8.7 Level 4 validation - Recipient validation response (asynchronous)

8.8 Consumption Replay

8.9 Recipient timeout and ‘Dead-Letter Queue’ handling

8.10 Error Handling & Message Distribution Patterns

8.11 Batch Message Handling

8.12 Workflow Message handling

8.13 System non-availability

9.1 Send Messages API

9.2 Send Message DIP Processing (Level 1 Validation)

9.3 Receive Message Webhooks

9.4 Receive Message Call back Request structure

9.5 Recipient responsibilities

9.6 Replay events

9.7 Message idempotency

9.8 Message Throughput

9.9 Message return codes and response body

9.10 DIP API Actions

9.11 API Version Control

9.12 Message channel versioning

9.13 Multi-version support – API and Message channels

9.14 API Keys

9.15 API Key rotation

9.16 API Key(s) and DCPs

10.1 Digital signatures

10.2 Digital signature formats

10.3 Message signing

10.4 Verifying signatures

10.5 Signature key generation and Certificate Signing Requests

11.1 Number of channels and DIP Users

11.2 Transactional volumes

11.3 Message Latency

11.4 System availability