The difficulty of private contact discovery. An unsolved problem:https://whispersystems.org/blog/contact-discovery/ …
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Replying to @signalapp
@whispersystems re: contact discovery, would hashing work if preimage space were larger? Change phone #'s to qr codes or bitcoin address?1 reply 0 retweets 0 likes
Replying to @Wolverineks
@Wolverineks The idea is to use an identifier already in a contact card. Otherwise discovery would have to be manual anyway.
2:25 PM - 4 Jan 2014
1 reply
0 retweets
1 like
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