Результатов: 68

US Senators Contemplate if Bitcoin is a Scam or if Blockchain Assets are a Brilliant Innovation

US Senators Struggling to Decide Whether Bitcoin is a Scam or Brilliant Innovation as Debate Continues to Rage Over the past week, the United States Senate has been debating how to regulate bitcoin. Part of the problem is that senators can’t decide what, exactly, bitcoin is. Is bitcoin a digital scam and a pyramid scheme? […] дальше »

2018-10-11 21:42


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ShapeShift Ends Anonymity With Announcement of Mandatory KYC Data Collection

Instant cryptocurrency exchange ShapeShift. io has become the latest cryptocurrency entity to succumb to user data collection as part of a major overhaul to its services. CEO Voorhees: It ‘Sucks’ In a blog post on September 4, CEO Erik Voorhees stated that all ShapeShift users would ultimately face “mandatory” know-your-customer (KYC) requirements in order to exchange cryptocurrency. дальше »

2018-9-5 18:00


A Guide to 99% Fault Tolerant Consensus

Special thanks to Emin Gun Sirer for review We’ve heard for a long time that it’s possible to achieve consensus with 50% fault tolerance in a synchronous network where messages broadcasted by any honest node are guaranteed to be received by all other honest nodes within some known time period (if an attacker has more than 50%, they can perform a “51% attack”, and there’s an analogue of this for any algorithm of this type). дальше »

2018-8-9 04:03


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


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