A quick look at the New Zealand Vaccine Pass

from blog Educated Guesswork, | ↗ original
A reader alerted me to New Zealand's vaccine pass system (spec here). Like the other vaccine passport systems I've seen (New York, California, EU), it's a digitally signed credential, but (of course) it's also slightly different and so incompatible. In this case, it's a CBOR Web Token (CWT). The NZ system is straight CBOR and encodes data in...