Writing on identity,
cryptography, and protocol.
Long-form notes from the people building Alentra — on what we are doing, why we are doing it that way, and the trade-offs we keep meeting in the middle.
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Earlier
notes.
EUDI Wallet vs Apple Wallet vs Google Wallet: What Are You Actually Integrating?
A practical comparison of EUDI Wallet, Apple Wallet and Google Wallet for online identity: credentials, protocols, trust, coverage and relying-party approval.
How EUDI Wallet Architecture and Credentials Work
A technical but readable guide to EUDI Wallet architecture, including PID, attestations, issuance, OpenID4VP, mdoc, trust and relying parties.
EUDI Wallet Timeline: The 2026 Rollout and Beyond
The EUDI Wallet timeline through August 2026: regulation, implementing standards, pilots, national rollout, and relying-party acceptance.
EUDI Wallet for Businesses: Relying-Party Readiness
What businesses need to accept EUDI Wallets: relying-party registration, data scope, integration, trust validation, privacy, and rollout planning.
EUDI Wallet Signatures: Identity Is Not Document Signing
How EUDI Wallet identity presentations differ from electronic signatures, advanced signatures, qualified signatures, and document-hash signing.
eIDAS 2.0 Explained: The EU Digital Identity Regulation
A plain-language explanation of eIDAS 2.0, the EUDI Wallet, electronic attestations, signatures, relying parties, and the 2026 rollout.
Why identity benefits from protocol-shaped APIs
The design case for a small identity API—and the difference between a broad route ledger and Alentra's active test environments.
The Mobile Driver's License for an Online Business
What a US mDL presentation can prove, how that route fits Alentra's credential ledger, and which production dependencies still matter.
Age Verification With Business-Redacted Output
How an mDL threshold check can keep date of birth out of the relying party's result, what Alentra still processes and retains, and what counsel must decide.
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