Результатов: 103

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


Notes on Blockchain Governance

In which I argue that “tightly coupled” on-chain voting is overrated, the status quo of “informal governance” as practiced by Bitcoin, Bitcoin Cash, Ethereum, Zcash and similar systems is much less bad than commonly thought, that people who think that the purpose of blockchains is to completely expunge soft mushy human intuitions and feelings in favor of completely algorithmic governance (emphasis on “completely”) are absolutely crazy, and loosely coupled voting as done by Carbonvotes and similar systems is underrated, as well as describe what framework should be used when thinking about blockchain governance in the first place. дальше »

2018-7-21 23:03


bZx ICO (BZRX Token): Decentralized Margin Trading Exchange Network?

This protocol provides a safer lending and cheaper trading with more liquidity. The BZX protocol enables decentralized margin trading, and it can work at any margin. Besides, it integrates well with already existing wallets to turn Ethereum wallet into an unBank account that is decentralized thus pays its users for holding. The decentralized exchanges need […] дальше »

2018-7-18 13:39


Фото:

PoWx Seeks to Change Bitcoin Mining with “Optical PoW”

Nonprofit organization PoWx has launched this week with the goal of boosting the idea behind proof of work (PoW) through more innovative algorithms. The company is seeking to decentralize Bitcoin mining and make it more accessible to consumers through a new technology that executives have dubbed “optical PoW” — a new type of hardware that utilizes a more advanced and energy-efficient form of laser technology as the cornerstone of mining. дальше »

2018-7-14 01:04


Фото:

Sheila Bair, former chairperson of the Federal Deposit Insurance Corporation, is open to new rules for digital currency

Sheila Bair, a former chairperson of the Federal Deposit Insurance Corporation (FDIC), believes the U.S. should create a wholly new regulatory framework for cryptocurrencies. She went on to explain: “We are trying to jam crypto trading into state money transmission laws, it just doesn’t work. I think at some point, we will need a federal дальше »

2018-6-22 02:29


Фото:

EU’s European Blockchain Observatory and Forum to Host Blockchain AMA

The European Union (EU) has announced that it will host an online Ask Me Anything (AMA) session on June 18, 2018, at 6 p. m. CEST. The event, organized and hosted by the European Blockchain Observatory and Forum of the EU, will last for 90 minutes and cover blockchain technologies with in-depth explanations, interactive discussions with panelists and public questions answered live. дальше »

2018-6-13 20:42