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Etherscan rushes to plug vulnerabilities following strange hacking attempts overnight

Etherscan, the most widely used Ethereum blockchain explorer, has quickly patched security vulnerabilities overnight as hackers exploited certain parts of its service. Hackers successfully manipulated the Disqus API – a third-party service used by Etherscan that allows for comments to be left on Ethereum wallet addresses. дальше »

2018-7-24 13:00


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Bank of Canada: Double Spending is “Unrealistic” in Blockchain Technology

A study released in July 2018 by the Bank of Canada (BoC) concludes the dreaded “double spending” attack on public blockchains is an “unrealistic” outcome. Blockchain Technology Scrutinized The research study, titled “Incentive Compatibility on the Blockchain,” examines incentive rewards for maintaining a distributed ledger and models the behavior of a “cheating” participant who tampers […] The post Bank of Canada: Double Spending is “Unrealistic” in Blockchain Technology appeared first on CryptoSlate. дальше »

2018-7-24 10:00


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Governance, Part 2: Plutocracy Is Still Bad

Coin holder voting, both for governance of technical features, and for more extensive use cases like deciding who runs validator nodes and who receives money from development bounty funds, is unfortunately continuing to be popular, and so it seems worthwhile for me to write another post explaining why I (and Vlad Zamfir and others) do not consider it wise for Ethereum (or really, any base-layer blockchain) to start adopting these kinds of mechanisms in a tightly coupled form in any significant way. дальше »

2018-7-21 23:03


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


Vitalik Buterin Estimates Ethereum Spam Transaction Fees at $15 million

According to Vitalik Buterin, Ethereum’s recent spam congestion transactions have racked up at least $15 million in gas fees. Facing record congestion in the form of soaring gas fees and pending transaction times, the Ethereum network has been recently stung with a gas price manipulation attack caused by thousands of spurious transactions. дальше »

2018-7-19 08:00


CFA Adds Topics on Cryptos and Blockchain Technology to Its Exams

Once the genie leaves the bottle, it’s impossible to put back. This narrative has been quite true for the crypto and blockchain industry. After coming under attack in its early days, most often from those industries that it disrupted the most, a sharp turnaround has come about in the last few years as more adversaries […] дальше »

2018-7-19 23:00


Coinrail Bounces Back After Shutdown, Will Reimburse Stolen Cryptocurrencies

South Korean crypto exchange Coinrail has reopened just over a month after suffering an attack which resulted in the theft of $40 million in cryptocurrencies. The exchange only serves domestic investors but gained worldwide notoriety when it was partially (and perhaps inaccurately) blamed for the mid-June crypto market crash. Coinrail is now offering compensation to […] дальше »

2018-7-18 03:51


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Op Ed: Addressing the Threat of Cryptomining Malware

One major class of attacks to hit the hacking landscape recently is cryptomining. While cryptomining on its own supports a good cause when being done consciously, it also allows nefarious actors to make a lot of money fast, and, with the sheer number of cryptocurrencies available to mine, it is becoming a popular choice for attackers. дальше »

2018-7-18 23:18


Coinrail Bounces Back After Shutdown, Will Reimburse Stolen Cryptocurrencies

South Korean crypto exchange Coinrail has reopened just over a month after suffering an attack which resulted in the theft of $40 million in cryptocurrencies. The exchange only serves domestic investors but gained worldwide notoriety when it was partially (and perhaps inaccurately) blamed for the mid-June crypto market crash. дальше »

2018-7-17 02:26


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Bancor Aftermath: Charlie Lee Sees Lightning Network As ‘Ultimate’ Exchange

Self-proclaimed ‘decentralized’ exchange platform Bancor has resumed operations after a $12 million hack, officials confirmed Wednesday. Bancor Resumes Trading After ‘Scam’ Accusations Bancor — which initially lost its own BNT, Ether (ETH) and Pundi X tokens in the attack — faced a broader industry backlash as the sudden theft sparked criticism its decentralization claims were fraudulent. дальше »

2018-7-13 23:00