{"id":2198,"slug":"webauthn","name":"WebAuthn","type":"concept","created_at":"2026-08-08T04:46:07.161092+00:00","hidden":0,"aliases":[],"episodes":[{"id":"a2fd7e1c-ba0c-42d0-8b9e-f6eccd300d5a","slug":"s09e30-captchas-cryptography-and-personhood","subject":"s09e30: CAPTCHAs, Cryptography and Personhood","title":"CAPTCHAs, Cryptography and Personhood","publish_date":"2021-05-20T19:23:26.429429+00:00","year":2021,"month":5,"season":9,"episode":30,"episode_label":"s09e30","canonical_url":"https://newsletter.danhon.com/archive/s09e30-captchas-cryptography-and-personhood/","is_premium":0,"word_count":3646,"context":" … Cloudflare’s\ncryptographic attestation of personhood\nmeans a user is allowed access “upon verification of the user presence test”\n[5]\n, which is in the W3C spec of <mark>WebAuthn</mark> … ","reading_minutes":18}]}