2020-2-14 14:47 |
A 51% attack is an attack on a blockchain org?nized by a group of miners controlling more than half of its computational power. Now, a way to stop them has been proposed!
Similar to Notcoin - TapSwap on Solana Airdrops In 2024
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BTC.top formerly controlled 15% of the hashrate, which has dwindled to almost nothing. No information has come from Bitcoin Cash on how this user gained such substantial control. [/beg-green-box-list] One of the biggest threats to the cryptocurrency industry is that of a 51% attack, which is the possibility that holding over half of the control […]
2019-12-30 21:13 | |
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Oil prices have been soaring Monday after a drone attack at Saudi Aramco’s Khurais oil field in Buqyaq, Saudi Arabia, forced the Kingdom to shut down over half of its daily production capacity. Yemen's Houthi rebels claim attacks on 2 Saudi Aramco oil facilities, Saudi Arabia's state-owned oil giant, disrupting oil output and exports.
2019-9-17 16:00 | |
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Saudi Arabia is reeling this weekend after a devastating series of drone attacks in Abqiaq left its oil industry in shock. Houthi rebels from the country of Yemen claimed responsibility for the strikes.
2019-9-16 13:59 | |
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Texas officials have said that none of the municipalities impacted by the crippling ransomware attack last month have yielded to the ransom demand. In its first update since August 20, the Texas Department of Information Resources (DIR) — which is leading the investigation into the incident — said more than half of the affected entities have resumed usual operations.
2019-9-9 15:04 | |
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Investigators looking into the more than half a billion dollar Coincheck heist of 2018 have revealed that Russian hackers may have been responsible for the attack. Reports indicate that two malicious malware written in Russian, “mokes and “netwire,” have been discovered in the previously hacked Coincheck employee’s computer.
2019-6-20 13:00 | |
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North Korean hackers have made a phishing attempt on users of the South Korean crypto exchange Upbit. News correspondents in Korea broke this development on May 29, 2019, detailing the ploy to steal Upbit users’ information.
2019-6-1 00:54 | |
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Bitcoin Cash is on the verge of being compromised and might just find itself at the helm of every cryptocurrency’s most dreaded nightmare—the 51 per cent attack. Promising Year? Check Again Roger Ver recently claimed that Bitcoin Cash is superior to Bitcoin (BTC) in scalability and transactions, and probably overall, it is possible he just […]
2019-5-20 22:41 | |
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A bug was reportedly exploited on Bitcoin Cash during a scheduled hardfork upgrade of the protocol. For an hour and a half transactions went unprocessed, causing fees to skyrocket. A source familiar with the project says the exploit “looks like a timed attack,” while other rumors are circulating that the “attacker” placed a 180,000 BCH short […] The post Bitcoin Cash exploit cripples network during scheduled hardfork upgrade appeared first on CryptoSlate.
2019-5-16 21:43 | |
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The first quarter of 2019 was bullish for the digital asset management firm Grayscale Investments and the company is gearing up to have another run. According to a first quarter “Digital Asset Investment Report” from the company, published on May 13, 2019, product inflows from Grayscale Investments grew by 42 percent over Q4 2018.
2019-5-15 19:23 | |
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This article was originally published by 8btc and written by Lylian Tang. The Chinese security service provider 360 Security has issued a warning that a large number of crypto exchanges have been targeted by the North Korean hacker group Lazarus and that the number is still rising after the recent hacks of crypto exchanges DragonEx, Etbox and BiKi.
2019-4-2 21:54 | |
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Whilst debate raged throughout the Bitcoin community over whether the block size limit should be increased and how, Luke-jr for years stood out for arguing the exact opposite position.
2019-2-15 19:18 | |
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51% attacks are catastrophic in the cryptocurrency world–or are they? 51% attacks may be a little bit scary but here’s why they don’t affect price. The Ethereum Classic 51% Attack Ethereum Classic, one of the most popular altcoins by market cap, just succumbed to a 51% attack.
2019-1-11 04:00 | |
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Several sources reported yesterday that the “original Ethereum”, more commonly known as Ethereum Classic, is being subjected to chain reorganization. This reorganization can be done by a malicious player who owns more than half of targeted network’s mining hash rate and is thus called a “51% attack”.
2019-1-9 03:06 | |
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Ethereum Classic, the original unforked Ethereum blockchain, has suffered a 51% attack resulting in nearly half a million dollars worth of double spends according to Coinbase. Coinbase detected the deep chain reorganizations over the weekend, forcing the cryptocurrency firm to freeze all Ethereum Classic transactions on their trading platforms and other products and services.
2019-1-8 23:00 | |
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CoinSpeaker 51% Attack Might be Approaching Bitcoin Cash Network, and Here’s Why It seems that a single mining pool was gaining more than half of the total mined blocks on the entire Bitcoin Cash's network today.
2019-1-3 13:09 | |
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Nick Spanos is an early adopter and innovator in the blockchain space. He is best known for launching Bitcoin Center NYC, the world’s first live cryptocurrency exchange, in 2013, right next to the New York Stock Exchange — as immortalized in the Netflix documentary “Banking on Bitcoin.
2018-12-15 21:43 | |
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A few days ago, the virtual currency Vertcoin (VTC) experienced a 51% attack in which a miner (or a group of miners) controlled more than half of the network hash power. This allowed attackers to conduct multiple attacks and double spend some funds.
2018-12-11 03:35 | |
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Vertcoin is under a 51% attack because of its wish for ASIC resistance A Medium post from Mark Nesbitt, security engineer at Coinbase, revealed that Vertcoin is being 51% attacked at the moment. He first describes the 51% attack as a situation in which a malicious node operator who controls over half of the network’s […] The post Is ASIC resistance really a good idea for PoW coins? Vertcoin suffered a 51% attack because of it appeared first on CaptainAltcoin.
2018-12-5 04:03 | |
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The crypto-jacking epidemic continues this week with news that 415,000 routers have been infected with crypto mining malware. The targeted routers were quietly hijacked to mine cryptocurrency without alerting users.
2018-12-5 02:50 | |
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A computer virus that mines the anonymous cryptocurrency Monero has been ranked as the sixth most significant malware to hit Switzerland in the first half of this year. Swiss researchers also discovered that cybersecurity threats once focused on breaking into online banking services have pivoted to more efficiently attack cryptocurrency exchanges.
2018-11-8 19:33 | |
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More and more municipalities are becoming victims of hacks. For example in the US, the first half of 2018 has seen many major (or not so major) cities being attacked by bad actors using a variety of methods.
2018-10-22 17:16 | |
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Bitcoin, the world’s most sought-after cryptocurrency, could be at the wish and whim of Asia’s economic giant. A recent study titled “The Looming Threat of China: An Analysis of Chinese Influence on Bitcoin,” jointly researched by Princeton University and Florida International University researchers, suggests China’s mining scene has an overwhelming influence over Bitcoin, something that could invite network manipulation.
2018-10-11 00:29 | |
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Several Chinese researchers from Fudan University, Tsinghua University and the University of California Riverside have produced the first systematic study of the malicious mining of cryptocurrencies, known as cryptojacking, unveiling increasing complexity over time.
2018-9-25 23:59 | |
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Cybercrimes related to virtual coins totaled $540 million, mainly due to the Coincheck hack attack in January, a police report revealed.
2018-9-21 17:19 | |
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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.
2018-7-21 23:03 | |
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The BTC they received was then withdrawn, prompting Binance to temporarily cease trading and to reset all APIs, which are believed to have facilitated the attack. Intriguingly, the Syscoin hack came just one day after blockchain security protocol Blue claimed that half of the top 50 cryptocurrencies were vulnerable to “destructive flaws”. Binance Cancels All
2018-7-4 16:43 | |
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Bithumb has managed to recover roughly 45 percent of the cryptocurrencies stolen during the June 20 hack. The platform announced the news in an update published on June 28 — while also providing full disclosure of the digital currencies taken in the attack.
2018-6-29 19:00 | |
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Recent Bitcoin block data shows that Bitcoin’s mining pools BTC. com, AntPool and ConnectBTC, respectively mined about 25. 7 percent, 16. 1 percent and 0. 2 percent of all new blocks over the past week.
2018-6-29 23:07 | |
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A sybil attack is where one individual pretends to be 100 different accounts, with eos seemingly having no defense against it where it concerns Block Producers (BP) which effectively run... The post EOS Transaction Costs Stall Airdrops, One Individual Might Control Half of BPs, Plus Dan Larimer Throws Out the Constitution appeared first on Trustnodes.
2018-6-27 16:28 | |
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