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Unhackable? McAfee Hardware Wallet Uses Parts From ‘Cheap’ Smartphones

John McAfee and cryptocurrency hardware manufacturer Bitfi are facing heavy criticism after photos of the pair’s new wallet appeared online. ‘No Sign Of A Secure Element’ The Bitfi hardware wallet, which creators claim is “unhackable,” in fact runs off a standard motherboard common in “cheap” smartphones, social media users claim. дальше »

2018-7-30 18:00


STARKs, Part I: Proofs with Polynomials

Special thanks to Eli Ben-Sasson for ongoing help, explanations and review, coming up with some of the examples used in this post, and most crucially of all inventing a lot of this stuff; thanks to Hsiao-wei Wang for reviewing Hopefully many people by now have heard of ZK-SNARKs, the general-purpose succinct zero knowledge proof technology that can be used for all sorts of usecases ranging from verifiable computation to privacy-preserving cryptocurrency. дальше »

2018-7-21 23:03