[ad_1] <img width = "696" height = "400" clbad = "entry-thumb td-modal-image" src = "https://portaldobitcoin.com/wp-content/uploads/2019/01/shutterstock_1106070026- 696x400.jpg "srcset =" https://portaldobitcoin.com/wp-content/uploads/2019/01/shutterstock_1106070026.jpg 696w, https://portaldobitcoin.com/wp-content/uploads/2019/01/shutterstock_1106070026- 300x172.jpg 300w "sizes =" (max-width: 696px) 100vw, 696px "alt =" Coinbase says Ethereum Clbadic suffers 51% attack ETC denies "title =" Coinbase claims Ethereum Clbadic suffers an attack of 51%; Coinbase, the largest cryptocurrency exchange in the United States, reported to have detected a 51% attack of the Blockquain chain of the Ethereum Clbadic, implying a double expense " On Monday, the company posted a text in Medium to explain the case: "To protect customer funds, we immediately stop the movements of these funds in the blockchain ETC. (19659003) In the official report of ETC on Twitter, the information is different: the officials deny the attacks and declare that Coinbase should have "With regard to the recent mining events we can have an idea of where the hashate comes from. "ASIC manufacturer, Linzhi, confirmed testing new 1400 / Mh ethash #projectLavaSnow - Probably selfish mining (not at 51% attack) - Double undetected expenses " Regarding recent mining events. We may have an idea of the origin of the haschate The ASIC manufacturer, Linzhi, confirmed the testing of new machines 1400 / Mh ethash #projectLavaSnow - Mining probably selfish (19659009) - Ethereum Clbadic (@eth_clbadic) January 7, 2019 The brokerage firm Poloniex followed the same procedure as Coinbase and also disabled access to the portfolios. On Twitter, we read: "Due to a potential attack of 51%, the ETC portfolios have been deactivated and will not be reactivated until tomorrow (at least) .We will update this topic when we have access to the ETC. a firmer timetable to reactivate deposits and withdrawals After the publication of Coinbase, the Ethereum Clbadic has extended the decline and is trading at $ 5, with a devaluation of 7.2% the same day Attacks When a person holds most of the network processing capacity of a blockchain (more than 50% of the hash rate), she becomes able to cancel transactions , to profit from it, while preserving cryptomadic units. 19659003] At the beginning of December, it was the turn of the cryptomeo Vertcoin (VTC), according to a publication made Sunday (02) by a security specialist, the flight could reach $ 100,000, approximately $ 380,000. 659002] The same thing happened with Bitcoin Gold. In early September, Bittrex, one of the world's largest crypto-coin exchanges, announced the withdrawal of support for BTG. The reason, according to an exchange release, was the occurrence of a series of double expenses due to an attack. BitcoinTrade Download now the best crypto-monetary platform application in Brazil Sign up for free to our e-newsletter! and discover all the new features of this tool on: www.bitcointrade.com.br [ad_2] Source link