I admire Chaum quite a bit, but the claims for this system, like all extraordinarily claims, should be greeted with careful skepticism.
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Replying to @mattblaze
There's a good chance Chaum's system is one or more of: insecure, fragile, narrow in focus, and/or not helpful to law enforcement.
3 replies 8 retweets 8 likes -
Replying to @mattblaze
Disagree strongly w/ those calling Chaum a "traitor" for this. Investigating contrary approaches is part of science. But must show results.
5 replies 10 retweets 25 likes -
Replying to @mattblaze
@mattblaze Haven't read enough yet but given its from Chaum, I might have expected a "reveal with cooperation of two out of three" schema.2 replies 1 retweet 0 likes -
Replying to @zeynep
@mattblaze Something like: "reveal if two out of three of law-enforcement, provider and sender/user" cooperate which is a way to raise bar+3 replies 0 retweets 0 likes
@mattblaze +and resembles his digicash tools which I continue to believe wasn't too bad a model for payments (better than current for sure).
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