12 Apr '13, 11am

'Zerocoin' Add-on For Bitcoin Could Make It Truly Anonymous And Untraceable

A diagram from the Johns Hopkins paper on Zerocoin shows how it theoretically adds untraceability to Bitcoin's network. In (a), a Bitcoin is traced through several transactions. In (b), it's traded for an untraceable Zerocoin and later redeemed for another Bitcoin. The dotted line represents the impossibility of connecting the two trades. Many users of the crypto-currency Bitcoin see it as the first fully anonymous and untraceable currency. It’s not. But with the addition of a clever piece of code called Zerocoin, it could still fulfill that dream of truly private payments. Zerocoin, the work of a a group of cryptographers at John Hopkins University who plan to present their system at next month’s IEEE Security and Privacy conference in San Francisco, offers an extension to Bitcoin that would make the task of identifying Bitcoin users or tracing their transactions nearly i...

Full article: http://www.forbes.com/sites/andygreenberg/2013/04/12/zero...

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Zerocoin: making Bitcoin anonymous

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Zerocoin is a new cryptographic extension to Bitcoin that (if adopted) would bring true cryptographic anonymity to Bitcoin...

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