Результатов: 36
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Facebook data leak (yeah, another one) allegedly exposes passwords, likes, etc

Flip that board that says “It’s been _ days since we found a massive pile of unsecured Facebook data” right back to zero, and get ready to reset your passwords again just to be safe. Security researchers discovered hundreds of millions of records on publicly-accessible Amazon cloud servers — including names, passwords, comments, likes, and all the other stuff we should all just assume has already leaked at some point. дальше »

2019-4-4 00:23


Фото:

Syncing Data Between Bitcoin Nodes Is About to Get Easier

Minisketch is a new solution that’s trying to solve an old problem. Spearheaded by Blockstream co-founder Pieter Wuille, Bitcoin Core contributor and fellow Blockstream co-founder Gregory Maxwell, and Blockstream software engineer Gleb Naumenko, the open-source initiative is designed to achieve set reconciliation between the mempools of each full node. дальше »

2018-12-18 18:48


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


Market Action Report: Bitcoin, Ethereum, Ripple, Stellar & Litecoin Waver as BAT & ETC Rise on Coinbase Hype

Cryptocurrency values have taken a bearish turn this week as negative market sentiment suppresses a minor late-July rally, with most major alts taking a hit as confidence in Bitcoin wavers. Positive news from crypto trading giant Coinbase, however, has provided both Ethereum Classic and Basic Attention Token with immunity from bearish market action. дальше »

2018-8-7 07:12


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


Фото:

Proposed Regulations Could Cause Major Shifts in Canadian Crypto Businesses

Canada’s government has released draft regulations for “virtual currencies” with a consultation period of 90 days, saying that proposed regulatory changes could mean a loss of $60 million over 10 years for businesses that deal in cryptocurrencies but will improve Canada’s international reputation and make it easier for crypto businesses to deal overseas. дальше »

2018-6-13 20:24