Handing over your passport to prove you're over 21 also hands over your name, nationality, photo, and passport number, all to prove one simple claim. Exposure shouldn't be the default, it should be designed. Selective disclosure makes that possible: you prove the claim without the doxxing. The best proof is the smallest proof that satisfies the policy.
From Bitlemmas, a look at why identity systems should ask for less, not more.
🎧 Full episode on www.bitlemmas.com
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