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TOPIC

Verifiable Identity

mDL, ISO 18013-5, NIST 800-63

NOTES IN THIS TOPIC03
JUL 2026·4 MIN READ

You Shouldn't Have to Show Your Address to Buy a Beer

Why selective disclosure is the whole point of the mobile driver's license, explained at a bar.

JAN 2026·3 MIN READ

I built my first mDL demo, and the seamlessness is what hooked me

I simulated buying alcohol online with a mobile driver's license and shared exactly one fact: am I over 21. That was the moment I got hooked, and the moment I started asking why every state builds this differently.

JAN 2026·3 MIN READ

What a mobile driver's license actually is, and why my state got me paying attention

A mobile driver's license is not a photo of your license. It is a signed credential that lets you prove one thing without revealing everything, and it is quietly becoming infrastructure.

Field notes on digital identity.
mDL, login.gov, and access control. 1-2 emails a month. Real engineering detail, no fluff.