Blog · Engineering
Lessons from building and running digital identity verification in production: what the standards do not tell you, what the field does.
Mobile driver's licenses, Photo ID, and EUDI PID are siblings in the same mdoc family. That is why we verify them all through one pipeline instead of shipping an SDK per credential, and why that choice matters more every year as wallets fill up with more than one credential type.
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Open source reference implementations taught the whole industry how mobile credentials work, and we are grateful for them. But production verification is defined by everything that happens after the demo works. Here is where the line sits, and why it matters more as credentials and deployments multiply.
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Every wallet says ISO 18013-5. The standard allows options, and options are where interoperability lives or dies. Field lessons from verifying mobile driver's licenses across Apple, Google, Samsung, and DMV wallets at more than 10,000 US locations.
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