# EUDI DE Documentation > German EUDI Wallet Ecosystem Documentation This file contains links to documentation sections following the llmstxt.org standard. ## Table of Contents - [Access Certificate](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/concepts/access-certificate): Certificates and X.509 tend to sound like a purely technical detail you can leave to your - [Credentials](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/concepts/credentials): An **EUDI Wallet credential** is a digitally issued, verifiable statement of fact about a natural or legal person — such - [Level of Assurance](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/concepts/level-of-assurance): **Level of Assurance (LoA)** is a formal, legally defined measure of how much confidence a - [Registration Certificate](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/concepts/registration-certificate): The [Access Certificate](access-certificate.md) proves *who* you are. The Registration Certificate is - [Binding](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/concepts/types-of-binding): Three distinct "binding" guarantees run through OpenID4VP, each closing off a different class of attack. - [Online vs. Proximity](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/concepts/types-of-verification): When a Relying Party asks a person to present a credential from their EUDI Wallet, the - [Core Concepts Overview](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/concepts/understanding-basics): You're building this ecosystem together with us, the ecosystem orchestrator. Getting started from scratch can feel - [Validation](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/concepts/validation): When someone presents a PID (Person Identification Data) from their EUDI Wallet, you - [Credential Styling Guidance for EAA Providers](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/eaa/credential_styling_guidance): This guidance is about the wallet-facing presentation of the credential, particularly how metadata controls attribute order and logo rendering. - [Implementer guide — implementing EAA issuance with OpenID4VCI](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/eaa/eaa_issuance): > Audience: EAA Providers implementing issuance flows with OpenID4VCI in the German EUDI Wallet Ecosystem. - [Credential Lifecycle & Operations](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/eaa/eaa_lifecycle): > Audience: EAA Providers running an issuance service in production. This is **phase 4** of the [EAA Provider roadmap](./onboarding/overview.md#you... - [Example flow — High-assurance issuance with HAIP](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/eaa/example_flow_haip): > Audience: Developers new to the EUDI Wallet Ecosystem who need to understand how high-assurance credential issuance works in practice. - [Example flow — Low-fidelity event ticket issuance](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/eaa/example_flow_low_fidelity): > Audience: Developers new to the EUDI Wallet Ecosystem who need to understand how low-assurance credential issuance works in practice. - [EAA Provider Onboarding](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/eaa/onboarding/overview): This guide provides EAA-specific onboarding requirements and technical integration steps for organizations that want to issue Electronic Attestatio... - [Rulebooks: Adopt or Create](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/eaa/rulebook): A **rulebook** is the definitive, human-readable, technical, and governance specification for a credential type. It ensures that relying parties un... - [Welcome to the EUDI Wallet Developer Guide](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/introduction): Welcome to the **German EUDI Wallet Ecosystem Developer Guide**. This resource is designed to help organizations join and participate in the German... - [Accessibility Design Guidelines for RPs and EAA Providers](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/resources/accessibility_design_guidelines): When designing solutions for the EUDI Wallet Ecosystem, both Relying Parties (RPs) and European Accessibility Act. Providers must consider accessib... - [Changelog](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/resources/changelog): This page aggregates relevant changes in the German EUDI ecosystem for Relying Parties and EAA Issuers. Where possible, upcoming changes are listed... - [Glossary](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/resources/glossary): This page defines terms, abbreviations, and acronyms used across the German EUDI Wallet Ecosystem documentation. Entries are drawn from the [Bluepr... - [Open Source OpenID4VP Verifier Libraries Overview](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/resources/os_libraries): This document provides a non-exhaustive list of open-source libraries that support OpenID4VP (OpenID for Verifiable Presentations). The list is int... - [End-to-End Example: Berlin Digital Bank](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/rp/onboarding/example_bdb): | Field | Description | - [Logging and Monitoring](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/rp/onboarding/logging_and_monitoring): Effective logging and monitoring are critical for transparency, security, and compliance within the EUDI Wallet Ecosystem. The following guidance d... - [Using Registrar Certificates in Presentation Requests](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/rp/onboarding/registrar_certificate_usage): > Audience: Relying Parties building OpenID4VP / HAIP presentation requests for the German EUDI Wallet Ecosystem. - [Relying Party Technical Integration](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/rp/onboarding/rp_highlevel_onboarding): This guide provides Relying Party-specific requirements and technical integration steps for organizations that want to verify credentials in the Ge... - [Implementer guide — implementing PID presentations with OpenID4VP](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/rp/pid_presentation): > Audience: Relying Parties implementing an OpenID4VP flow to enable the consumption of a PID credential in the German EUDI Wallet Ecosystem. - [German PID Reference for Relying Parties](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/rp/pid_reference): This page provides a practical reference for Relying Parties integrating with the German Personal Identification Data (PID) credential. It summaris... - [SPRIND EUDI-Wallet Sandbox Nutzungsbedingungen](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/sandbox/legal/sandbox_t&c): 1.1 Die Sandbox soll vertrauenden Parteien, Ausstellern von EAA und vergleichbaren Akteuren (“EUDIW-Partner”) dabei helfen, ihre Dienste im Einklan... - [Use Policy Kommunikationskanäle: SPRIND EUDI Wallet Sandbox](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/sandbox/legal/sandbox_use_policy): Diese Use Policy ergänzt die **SPRIND EUDI Wallet Sandbox Nutzungsbedingungen** und gilt für alle Teilnehmer in den im Zusammenhang mit der Sandbox... - [Joining the Ecosystem](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/sandbox/onboarding/joining): :::tip[One Onboarding Process for All Roles] - [Next Steps After the Kick-off Call](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/sandbox/onboarding/): Welcome to Germany's EUDI Wallet Sandbox. After your kick-off call, complete the following steps to get access to all resources. - [Relying Party Readiness Checklist](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/sandbox/onboarding/sandbox_readiness_checklist): This checklist helps you determine how prepared your organisation is to onboard into the German EUDI Wallet ecosystem. It supports **two types of R... - [Erica: Local Verifier Testing Tool](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/sandbox/resources/erica): Erica is a public, lightweight, locally-runnable tool designed to help Relying Parties (RPs) accelerate their verifier development and testing. Rat... - [Sandbox Support Resources Overview](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/sandbox/resources/sandbox_support_resources_overview): The sandbox is designed to help Relying Parties explore, prepare, and implement their services in alignment with the national EUDI Wallet ecosystem... - [Use Case Example Library](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/sandbox/resources/use_case_examples): Illustrative scenarios for participants in the EUDI Wallet ecosystem. - [Wallet Use Instructions](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/sandbox/resources/wallet_use_instructions): Developers testing with the National EUDI Wallet in the Sandbox should be aware of the following details, peculiarities and known bugs. - [Banking and Finance](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/use-cases/banking-finance): :::info[Living Document] - [Education](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/use-cases/education): :::info[Living Document] - [Health](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/use-cases/health): :::info[Living Document] - [Public Administration](https://bmi.usercontent.opencode.de/eudi-wallet/developer-guide/use-cases/public-administration): :::info[Living Document]