Learning from EUDI

International Lessons for Canadian Success

March 12, 2026

#PrivacyInPracticeCA

Introduction: Europe as a Learning Partner

The European Union Digital Identity Wallet represents the world’s most ambitious government-led digital trust and identity initiative. With large-scale pilots now underway across 26 member states as well as Norway, Iceland, and Ukraine, EUDI generates real-world data about what works at a continental scale.[1]

EUDI is not a purely governmental exercise. The EU deliberately structured the initiative as a public-private collaboration, requiring industry participation in the large-scale pilots from the outset. The 350+ participating entities include private companies alongside public authorities. This collaborative design choice helps ensure the framework reflects operational market realities.

Canada is not starting from scratch. Our provincial wallet implementations in BC and Alberta have produced valuable lessons. Our private sector has also developed sophisticated identity verification capabilities. Our Pan-Canadian Trust Framework has matured through years of collaborative development.

But Europe’s scale and regulatory approach offer insights we cannot generate domestically. The EU is testing digital trust and identity across approximately 450 million people, multiple languages, diverse regulatory traditions, and varying levels of digital infrastructure. The lessons emerging from this experiment are invaluable for any jurisdiction building digital trust and identity systems.

In December 2025, Canada and the EU formalized collaboration on digital credentials through a memorandum of understanding.[2][3] This agreement positions Canada to learn from European experience while contributing our own innovations. DIACC welcomes this collaboration and believes it serves Canadian interests.

This article examines what Canada can learn from EUDI: the successes to emulate, the challenges to anticipate, and the opportunities for Canadian organizations in the emerging transatlantic digital trust and identity landscape.

What EUDI Gets Right: Principles Worth Adopting

The EU’s approach to digital trust and identity embodies several principles that align with, and in some cases extend, Canadian privacy values.

Rights-Based Framing

The EU positions privacy as a fundamental right. This framing shapes every aspect of EUDI design. Privacy protection is a constitutional requirement that system designers must satisfy.

This rights-based approach produces different design decisions than a purely market-driven approach. When privacy is a right, the question shifts from “how much privacy can we afford?” to “how do we achieve our objectives while respecting privacy rights?” The constraint drives innovation rather than limiting it.

Canada’s Charter of Rights and Freedoms protects against unreasonable searches and seizures, providing constitutional grounding for privacy protections. But our digital trust and identity discourse does not always reflect this constitutional foundation. Adopting more explicit rights-based framing could strengthen Canadian privacy protection.

Selective Disclosure Mandate

EUDI requires that users share only the attributes necessary for each transaction – proving age without revealing birthdates, or professional credentials without revealing personal details.[4] This requirement is built into the technical standards and the regulation itself.

This mandate aligns with the approach taken by BC and Alberta in their provincial wallet implementations, validating the architectural choices our provinces have made. It also creates potential for interoperability: Canadian credentials designed for selective disclosure should work well in European contexts, and vice versa.

The mandate also drives ecosystem adoption. When selective disclosure is required rather than optional, relying parties must implement it. This eliminates the chicken-and-egg problem in which credential holders have selective disclosure capability, but verifiers do not request it.

The privacy implications of this mandate are tangible. When selective disclosure is required by default, a citizen verifying their age to access a service never needs to expose their home address, date of birth, or document number. Across the hundreds of digital interactions an individual may have each year, mandatory selective disclosure dramatically reduces cumulative data exposure and with it, the risk of profiling, data breach harm, and function creep.

Voluntary Individual Adoption

Despite mandating that specific sectors accept EUDI wallets, the EU maintains that individual use remains voluntary and, for natural persons, free of charge.[5] Citizens cannot be penalized for choosing not to use digital credentials. Non-digital alternatives must remain available.

This balance, mandatory acceptance with voluntary adoption, attempts to address a core tension in digital trust and identity. Systems need a critical mass to be useful, but mandatory adoption conflicts with individual autonomy. The EU’s approach ensures that wallets are widely accepted (addressing utility) while preserving individual choice (respecting autonomy).

Whether this balance proves sustainable in practice remains to be seen. Experience with large-scale identity systems elsewhere, including India’s Aadhaar, where institutional and market pressures gradually eroded voluntary participation despite legal protections and Supreme Court orders affirming the right to use voluntarily, suggests that similar dynamics can emerge even when systems are designed with strong voluntariness principles.[7] The EU’s explicit regulatory commitment to voluntary individual use provides a benchmark against which any such erosion can be measured and addressed.

Interoperability by Design

EUDI is designed for cross-border interoperability from the outset. A credential issued in Portugal should work in Finland. A wallet developed in Germany should accept credentials from Spain. Common technical standards ensure that national implementations can communicate with one another.

This interoperability creates enormous value. A European citizen can use digital trust and identity credentials across the entire single market. Businesses can verify credentials from any member state using standard protocols. The complexity of 27 different national systems is hidden behind a unified interface.

Canada faces analogous challenges. Credentials issued in Alberta should work in Ontario. Provincial wallet implementations should interoperate. Federal and provincial systems should communicate seamlessly. The EU’s approach to achieving interoperability across diverse jurisdictions offers relevant lessons.

Implementation Realities: Challenges to Anticipate

EUDI implementation has encountered challenges that Canada should anticipate and plan for. Understanding these challenges is preparation for realistic planning.

Timeline Variability

Member states are proceeding at different paces. Some have advanced pilots with real users; others are still in planning phases. The original timeline has required adjustment as the complexity of coordinated implementation has become apparent.

This variability is familiar to Canadian observers. Our provincial digital trust and credential initiatives have progressed at varying speeds, reflecting distinct priorities, resources, and political contexts. The EU experience suggests this variability is inherent to federated systems rather than a failure of coordination.

The factors driving variability include the maturity of existing digital infrastructure, political priorities and budget allocation, the availability of technical capacity and expertise, and the readiness of the legal framework. These same factors shape provincial timelines in Canada.

The lesson for Canada: plan for variable provincial readiness rather than assuming synchronized national rollout. Focus coordination efforts on interoperability standards that allow early adopters to proceed while later adopters catch up. Design the system so provinces can join the ecosystem incrementally rather than requiring a simultaneous launch.

Technical Standards Evolution

EUDI’s technical specifications continue evolving even as pilots proceed. This creates challenges for implementers who must build against moving targets. Standards that seemed settled are revised as practical experience reveals issues.

This evolution reflects a fundamental tension: standards set too early may not align with practical requirements, while those set too late create uncertainty about implementation. The EU has chosen to proceed iteratively, accepting some rework in exchange for standards that reflect real-world learning.

The iterative approach has benefits. Standards shaped by implementation experience are more practical than standards designed theoretically. Early implementers contribute lessons that improve standards for later adopters. The ecosystem as a whole benefits from this learning, even though individual implementers face rework costs.

Canadian organizations building for EUDI interoperability should expect this evolution and design for adaptability. Rigid implementations that cannot accommodate specification changes will face expensive rework. Modular architectures that isolate specification-dependent components make adaptation more manageable.

Privacy Technology Adoption

Advanced privacy-preserving technologies, such as zero-knowledge proofs, are not yet part of EUDI’s core specification. The framework supports selective disclosure but does not require the most advanced cryptographic techniques.

This reflects pragmatic choices about implementation complexity and timeline. Zero-knowledge proofs add technical sophistication that not all implementers can manage. The cryptographic expertise required is scarce. Implementation errors in advanced cryptography can create security vulnerabilities. Starting with simpler selective disclosure and adding advanced techniques later may prove more achievable than requiring cutting-edge cryptography from the outset.

The EU’s approach validates Canada’s current trajectory. Our provincial wallets implement selective disclosure without requiring zero-knowledge proofs. This positions Canadian implementations well for EUDI interoperability while leaving room for future enhancement. As zero-knowledge techniques mature and implementation expertise grows, both European and Canadian systems can adopt them.

Coordination Complexity

Coordinating 27 member states with different languages, legal traditions, and administrative systems has proven enormously complex. Decisions that seem straightforward become complicated when they must accommodate diverse national contexts.

Canada’s federal-provincial coordination challenges are analogous, if smaller in scale. We have ten provinces and three territories rather than 27 member states. Still, we face similar challenges: different legal frameworks, political priorities, levels of digital maturity, and administrative traditions.

The EU experience suggests that coordination mechanisms require sustained investment and that consensus-building takes longer than technical implementation. Coordination cannot be treated as a one-time setup cost. It requires ongoing resources and attention. Institutions dedicated to coordination, with clear mandates and adequate funding, prove more effective than ad hoc arrangements.

User Adoption Uncertainty

Even well-designed systems face adoption challenges. Users must understand and trust new identity-related mechanisms. They must have the devices and connectivity to use them. They must see sufficient value to justify the effort of adoption. The EU’s Digital Decade targets 100% of citizens to have access to secure electronic identification by 2030, a goal that reflects the scale of ambition behind the EUDI initiative.[6]

EUDI pilots are generating data about user adoption patterns, but results vary significantly across contexts. Some use cases show strong adoption; others show user reluctance. Understanding what drives adoption and what inhibits it remains an active area of learning.

Canada should monitor EUDI adoption data and apply lessons to our own deployment strategies. User experience design, communication strategies, and incentive structures all influence adoption. Learning from European experience can help Canadian implementations avoid adoption pitfalls.

Lessons for Canada: What to Apply

Several EU lessons are directly applicable to Canadian digital trust and identity development.

Standards Investment Pays Off

The EU’s heavy investment in common standards, despite the time and coordination cost, is proving valuable. Interoperability that would be impossible without common standards is becoming achievable. Early investment in standards, though painful, enables later ecosystem benefits.

Canada should continue investing in the Pan-Canadian Trust Framework and related standards work. This investment may seem slower than proprietary non-standard-based development, but it enables ecosystem coordination that proprietary approaches alone cannot.

The economic case reinforces the strategic one. The EUDI pilot ecosystem spans 11 use case areas, including financial services, education, transportation, healthcare, and government services, engaging over 350 entities in building toward a common infrastructure. Shared standards across a market of 450 million people reduce the cost of cross-border identity verification, a cost that currently fragments the European digital single market and can limit participation by smaller firms. 

For Canada, interoperable digital credentials that work seamlessly across provincial borders, and eventually across international ones, offer similar friction-reducing benefits for Canadian businesses and consumers. As adoption data emerges from EUDI pilots and member state rollouts, Canada should track economic impact metrics alongside privacy and security metrics to build a complete picture of what standards investment delivers.

Expect Variable Provincial Readiness

The EU experience confirms that federated systems produce variable implementation timelines. Rather than treating this variability as a problem to solve, Canada should plan for it. Interoperability standards should allow early adopters to proceed; late adopters should be able to join without requiring early adopters to change.

Maintain Technology Flexibility

EUDI’s evolution demonstrates that technical standards will change as practical experience accumulates. Implementations that assume static standards will face rework. Designing for adaptability, even at some initial cost, proves more efficient than assuming specifications are final.

Invest in Coordination Infrastructure

Federated digital trust and identity requires sustained coordination and investment. The EU has established institutions, processes, and resources for ongoing coordination. Canada should ensure that coordination mechanisms are adequately resourced and that coordination is treated as ongoing work rather than a one-time effort.

Private Sector Opportunities

The Canada-EU collaboration creates opportunities for Canadian private sector organizations. These opportunities extend beyond simple market access to include participation in shaping the emerging global landscape of digital trust and identity.

PCTF-Aligned Services

Identity verification providers whose practices align with, and are certified against, the Pan-Canadian Trust Framework standards are well-positioned to explore participation in the European market as mutual recognition frameworks develop. The rigour of the PCTF assessment process, which requires organizations to document their practices, identify gaps, and implement improvements, provides a strong foundation that aligns with European expectations around standards and privacy protection.

Canadian providers should evaluate EUDI compatibility requirements and begin working toward interoperability. The December 2025 MOU establishes a framework for exploring mutual recognition that, over time, could streamline market access. Organizations that begin preparing now will be better positioned to move when mutual recognition mechanisms mature.

Canadian Expertise in Context

Through public sector deployments such as the BC Wallet and Alberta Wallet, as well as the development of the Pan-Canadian Trust Framework, Canada has built practical experience in verifiable credentials, selective disclosure, and privacy-protective digital trust and identity. This experience is relevant as jurisdictions worldwide develop their own digital trust and identity systems.

Canadian providers could position themselves to contribute to EUDI-related implementation, bringing experience from provincial deployments. They may also be able to apply EUDI lessons to other markets, serving as bridges between European and other regional approaches.

Interoperability Services

As digital trust and identity systems proliferate globally, interoperability services become increasingly valuable. Organizations that can translate between different credential formats, verification protocols, and trust frameworks will find growing demand.

Canadian organizations with experience in both PCTF and emerging EUDI standards are well-positioned to explore providing these interoperability services.

More broadly, Canada’s trade relationships and regulatory alignment with both Europe and the United States, combined with growing engagement with Asia-Pacific digital economies, position Canadian organizations to serve as practical bridges between digital trust and identity ecosystems as they develop globally. The EUDI collaboration is a first step in building that bridge capacity, and the interoperability expertise it develops will be relevant well beyond the transatlantic context.

DIACC’s Recommendations

DIACC recommends exploring an expanded learning exchange between Canadian and EU digital trust and identity initiatives.

Technical Partnerships

Canadian technical experts should seek opportunities to participate in EUDI technical working groups. European experts should be invited to engage with Canadian framework and standards developers. This bidirectional exchange enriches both ecosystems.

Policy Dialogue

Canadian policymakers should engage regularly with European counterparts on digital trust and identity policy. The EU’s regulatory approach offers lessons for Canadian privacy reform. Canadian provincial experience offers lessons for EU member state coordination.

Joint Research

Academic and industry researchers from Canada and Europe should collaborate on digital trust and identity challenges. Privacy-preserving technologies, interoperability standards, and governance frameworks all benefit from international research collaboration.

Pilot Participation

Canadian organizations should explore opportunities to participate in EUDI pilots or successor initiatives. Direct experience with European implementation provides insights that observation cannot match.

The Opportunity Ahead

The Canada-EU digital credentials collaboration positions Canada at the frontier of international digital trust and identity development. We have the opportunity to help shape emerging standards rather than merely adopt them, to contribute Canadian innovations to the global conversation, and to position Canadian organizations for participation in international markets.

This opportunity requires active engagement. Passive observation will not capture the benefits of collaboration. Canada must invest in participation by sending experts to working groups, piloting interoperability, and engaging in policy dialogue.

DIACC is working to advance this engagement in collaboration with our members. We will connect Canadian organizations with European counterparts, share information about EUDI developments, and advocate for policies that enable Canadian participation.

The Balanced View

The EU is showing us both what to emulate and what to anticipate. Their rights-based framing, selective disclosure mandate, and focus on interoperability offer models worth adopting. Their timeline variability, evolving standards, and coordination challenges set realistic expectations for our own development.

Neither uncritical adoption nor dismissive rejection serves Canadian interests. The EU is running an enormous experiment in digital trust and identity. We should learn from their successes, anticipate their challenges, and adapt their lessons to the Canadian context.

The question before Canada is whether we will invest sufficiently in learning and engagement to capture the benefits of EUDI’s progress.

Next Week

Article 8 examines Accessibility: Does digital trust and identity serve all Canadians?
Who might be left behind and how to ensure inclusion.

Footnotes

[1] European Commission, EU Digital Identity Wallet Pilot Implementation. The Commission states that in April 2023, four large-scale pilot projects were launched involving over 350 entities, including private companies and public authorities from 26 Member States, as well as Norway, Iceland, and Ukraine. 

[2] Government of Canada, Canada and the European Union to deepen their collaboration on artificial intelligence and digital credentials and trust services, News Release, December 8, 2025. The memorandum of understanding on digital credentials and trust services outlines their intent to take collaborative actions, including facilitating knowledge sharing, testing technologies, and aligning standards to support secure, interoperable systems and future mutual recognition. 

[3] Government of Canada, Joint Statement of the first meeting of the Canada-European Union Digital Partnership Council, December 8, 2025, Montréal, Quebec. The statement commits both parties to continue collaboration on digital credentials and trust services, including on technical interoperability for specific use cases of Canadian and EU digital credential technologies, joint testing of technologies, and standards development.

[4] Regulation (EU) 2024/1183 of the European Parliament and of the Council of 11 April 2024, establishing the European Digital Identity Framework, requires that wallets enable user-controlled, privacy-preserving sharing of attributes. The European Commission explains that the wallet’s selective disclosure capabilities allow users to reveal specific attributes, such as age, without revealing additional personal details.; see also European Commission, EU Digital Identity Wallet, https://ec.europa.eu/digital-building-blocks/sites/spaces/EUDIGITALIDENTITYWALLET/pages/694487738/EU+Digital+Identity+Wallet+Home

[5] Regulation (EU) 2024/1183 of the European Parliament and of the Council of 11 April 2024 amending Regulation (EU) No 910/2014 as regards establishing the European Digital Identity Framework, Article 5a. The regulation establishes that use of the wallet is voluntary and, for natural persons, free of charge. Member States must make at least one wallet available, but citizens cannot be penalized for choosing not to use digital credentials.

[6] European Commission, Communication on Europe’s Digital Decade: 2030 Digital Targets, March 2021 (Digital Compass). The Commission set the target that 80% of citizens would use a digital ID solution by 2030 as part of its digital public services ambitions. The enacted Digital Decade Policy Programme (Decision (EU) 2022/2481) subsequently set the target at 100% of EU citizens having access to secure electronic identification by 2030, reflecting increased ambition. The EUDI Wallet is intended as the primary instrument to meet this goal.

[7] India’s Aadhaar identity system, launched in 2009 as a voluntary biometric identification programme, became progressively mandatory for numerous government welfare schemes and private services despite judicial orders affirming its voluntary nature. The Supreme Court of India’s 2018 decision in Justice K.S. Puttaswamy (Retd.) v. Union of India upheld the Aadhaar Act but struck down provisions mandating Aadhaar for bank accounts, mobile connections, and school admissions, underscoring the tension between voluntary design and mandatory practice in large-scale identity systems. See Supreme Court Observer, Constitutionality of Aadhaar Act, 

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