Preparation Guide
How to Prepare for the European Digital Identity Wallet (EUDIW)
The European Digital Identity Wallet (EUDIW) is set to transform how organizations verify identity across the European Union. Whether you operate in financial services, healthcare, telecom, or the public sector, preparing for the wallet is no longer optional — it is a regulatory obligation under eIDAS 2.0. This guide walks you through everything you need to know: the wallet's architecture, who must accept it, relying party requirements, technical integration patterns, and a practical 6-month roadmap to readiness.
1. What is the EUDIW?
The European Digital Identity Wallet (EUDIW) is a mobile application — or a combination of a secure element and an application — issued under the authority of an EU Member State. It allows citizens and residents to store, manage, and selectively present their identity data and verifiable credentials to public and private sector organizations across all 27 Member States.
At its core, the wallet stores Person Identification Data (PID) — the minimum dataset that uniquely identifies the holder, including name, date of birth, and a unique identifier — authenticated at a high level of assurance. Beyond PID, the wallet can hold Electronic Attestations of Attributes (EAAs): verifiable claims such as driving licences, university diplomas, professional qualifications, proof of address, and health insurance information. Citizens can also create qualified electronic signatures (QES) directly from the wallet for free for non-professional purposes.
The European Commission's vision is ambitious: by providing every EU citizen with a trusted, interoperable digital identity wallet, the regulation eliminates the fragmentation that plagued the original eIDAS framework. Where only 14 of 27 Member States had notified an eID scheme under eIDAS 1.0, the EUDIW makes digital identity universal, portable, and user-controlled. The wallet puts the citizen at the centre, enabling them to decide exactly which data to share, with whom, and for what purpose.
Key Takeaway
The EUDIW is not simply a new authentication method. It is a paradigm shift toward citizen-controlled, privacy-preserving digital identity that every affected organization must support.
Related resources
eIDAS 2.0 Compliance Guide
Deep-dive into every requirement of the regulation.
eIDAS 2.0 Timeline
Key dates and enforcement milestones.
eIDAS 2.0 Compliance Checklist
Track your compliance progress step by step.
Readiness Assessment
Get a personalised score and action plan.
FAQ
Answers to common eIDAS 2.0 questions.
Glossary
Definitions for eIDAS 2.0 key terms.
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