logoalt Hacker News

afioritoday at 1:34 PM3 repliesview on HN

you are right a stack of printed qr codes is better


Replies

heftigtoday at 1:54 PM

No, that's too easily machine-read. Print it in a fancy calligraphy font or one with ambiguous characters.

sunaookamitoday at 2:05 PM

Reminds me of Lavabit where the US wanted the encryption keys and they printed them out in a 4 point font :D

https://en.wikipedia.org/wiki/Lavabit#Legacy

newswasboringtoday at 1:55 PM

That's too convenient, cameras can read many qr codes at a time. Encode the binary on some punch cards.

show 1 reply