@NfNitLoop on Twitter
@NfNitLoop ("Cody C. #BLM") replied to a tweet by @cpratt:
@cpratt @Blithe In the meantime I got nerdsniped into skimming the technical specification for the data format in the QR code you get:
https://spec.smarthealth.cards/Looks like they're cryptographically verifiable so more difficult to forge than those little paper cards.