Age Assurance Frameworks, and Digital Identity Wallet

https://iplayground.io/2026/

- Original slides: https://sharing.ia.net/presenter/2c70a269d3cb4013acb0f6c034d35be0/view

1. iPlayground 2026, with a Prologue Podcast Age Assurance Frameworks, and Digital Identity Wallet Denken Chen
2. Opinions are on my own Table of Contents – – – Slido Q&A here 1. Regulation Trend: why verifying our age? 2. Age Assurance Frameworks 3. Digital Identity Wallet 4. Zero Knowledge Proof
3. 1. REGULAT ION T REND Why verifying our age? Restrictions of social media access, content access, etc., required by age-verification laws!
4. To "Protect" To "Fight" To "Governance" – Children – No real-name system – No Phone Home – Always a workaround, e.g. VPN – 2022: 數位中介服務法草案爭議問題 – 2026: 衛⽣福利部公告：預告修正「兒 童及少年福利與權益保障法」草案 – NCC: 2026 Internet Communications Governance Forum
5. 2. AGE ASSURANCE FRAMEWORKS An Overview
6. ISO/IEC 27566-1:2025 Methods assurance age verification age estimation age inference implementation →
7. Apple's Age Assurance Frameworks 1. Declared Age Range API – selfDeclared – guardianDeclared 2. If you're asked to confirm that you’re an adult 3. Verify with Wallet API 4. Adding Digital ID to Apple Wallet, and... Digital Identity Wallet?
8. 3. DIGITAL IDENT IT Y WALLET From the governments, around the world. Why not just using Apple Wallet?
10. ISO VS INTERNATIONAL STANDARD 18013 · MDL · 23220 · MDOC W3C WORLD WIDE WEB VCDM · DID · VC-JOSE-COSE CREDENTIAL FORMAT CHAMPIONSHIP · ROUND 1 · FIGHT!
11. Possible Credentials for Natural Person in Digital Identity Wallet Around the World 1. eID 2. Driver's License 3. Digital Travel Credential (from passport) 4. Education and professional qualifications 5. ...
12. Possible Credentials for Verifying 18+ in Taiwan Proof of Ownership 1. Citizen Digital Certificate ⾃然⼈憑證 2. TW FidO ⾏動⾃然⼈憑證 3. Driver's License Birthdate field, with Selective Disclosure 1. National ID card 2. National Health Insurance card 3. Passport 4. TWCA Mobile ID
13. 4. ZERO KNOWLEDGE PROOF Advanced cryptography. What’s the benefits?
14. Possible Credentials for Verifying 18+ in Taiwan Proof of Ownership, with Unlinkability Programmable Cryptography: birthdate → age_over_18 == true 1. Citizen Digital Certificate ⾃然⼈憑證 2. TW FidO ⾏動⾃然⼈憑證 3. Driver's License 1. National ID card 2. National Health Insurance card 3. Passport
15. European Age Verification App – ISO/IEC 18013 – age_over_18 – ...will provide as an experimental feature the ZKP scheme described in ECDSA Anonymous Credentials (Google Longfellow! See av-lib-ioslongfellow-zkp).
16. Ptt × OpenAC (Ethereum Foundation) Proof of Ownership, with Unlinkability (Demo) 1. Citizen Digital Certificate ⾃然⼈憑證 2. TW FidO ⾏動⾃然⼈憑證