Новости о Blockchain Attack [ Фото новости ] [ Свежие новости ] | |
Parity Urges Users to Upgrade Ethereum Nodes Following Bug Discovery
Parity users have been told to upgrade their nodes after a vulnerability was discovered on February 3, 2019. Killing Bugs An attack on a blockchain is one of the most destabilizing things that could happen to a network, as can be seen with the 51 percent attack that took place on the Ethereum Classic networkRead MoreRead More. дальше »
2019-2-5 15:00 | |
1,675 ETH Stolen from Cryptopia in Second Attack of the Month
On January 29, 2019, Elementus reported that Cryptopia has suffered a second attack that led to the loss of 1,675 ether (ETH) tokens after suffering a similar attack on January 14, 2019. On January 15, 2019, New Zealand-based crypto exchange Cryptopia suspended activities after suffering a hack that led to significant losses. дальше »
2019-1-31 13:00 | |
Cyber Attack Comes After Operations of Altran Technologies in France, Can Blockchain Help Prevent Hacks?
Cyber attacks, though highly publicized in the crypto sector, can impact any company with digital operations, which is exactly the predicament that Altran Technologies found themselves in. Altran, a French engineering consultancy, became the target of attackers, inhibiting their operations in several countries simultaneously. дальше »
2019-1-29 01:19 | |
New University of Illinois Study Shows Blockchain Proof of Stake Networks Can be Vulnerable to Attacks
It seems that Proof of Stake (PoS) networks are also under attack. At least, they could be. A team of students from the University of Illinois released a new study related to PoS networks operating in the market. дальше »
2019-1-26 01:34 | |
Ethereum Classic Price Analysis: Broken confidence
Following a successful 51% attack on the Ethereum classic network, confidence in the security of the blockchain has been battered, particularly with the threat of secondary attacks still looming over the network. дальше »
2019-1-17 23:00 | |
My Online Security Discovers Spoofing Email Attack Masquerading As BBC’s Website to Generate Bitcoin
My Online Security, a UK-based cybersecurity website has discovered a spoofing attack which masquerades as the BBC‘s website, and redirects users to an affiliate bitcoin generation page and phishing platform, Security Intelligence reports on January 15. дальше »
2019-1-17 20:00 | |
Security Vulnerability Delays Ethereum’s Constantinople Hard Fork
Hours after Ethereum developers declaring the Constantinople upgrade to be an “uneventful even”, smart contract auditing firm ChainSecurity discovers a security vulnerability on the blockchain, According to the firm, it is susceptible to reentrancy attack. дальше »
2019-1-16 17:24 | |
More attacks coming in for Ethereum Classic (ETC) as on-chain transaction fees skyrocket
Less-popular result of the Ethereum hard fork, Ethereum Classic, recently suffered a 51% attack which led to more than $200,000 being stolen from exchanges. Recent data from the cryptocurrency’s blockchain suggests that more similar attacks might be on the way. дальше »
2019-1-15 08:39 | |
ETC 51 % attack – what happened and how it was stopped
As a top 20 crypto asset, Ethereum Classic isn’t thought of as an easy target for a 51 percent attack, and yet in early January, its blockchain was successfully hijacked for several days. So what happened, how was it stopped, and how vulnerable are other cryptocurrencies to a similar breach? дальше »
2019-1-14 22:00 | |
The Daily: Twitch Gamer Tipped $70K in Crypto, Hacker Returns $100K of ETC
In this edition of The Daily, a video gamer streaming on Twitch has received crypto donations totaling over $70,000 and a hacker believed to be behind the 51 percent attack on the Ethereum Classic blockchain has reportedly returned $100,000 in ETC coins. дальше »
2019-1-14 14:15 | |
Hacker Responsible for 51% Attack Against Ethereum Classic Returns Part of the Stolen Funds
The hacker or organization responsible for the 51% attack against the Ethereum Classic blockchain returned 100k USD worth in tokens. According to an article published in the official blog of the cryptocurrency Exchange Gate. дальше »
2019-1-13 09:16 | |
Crypto Tidbits: Possible Japan Bitcoin ETF, Ripple Achieves Milestone, Ethereum Classic Attack
Although the Bitcoin price stumbled, fundamental developments for the crypto industry’s facets remained strong during the second week of 2019. New York opened a so-called “Blockchain Center,” purportedly funded by Microsoft, Ripple achieved a key milestone, and Bloomberg claims that Japanese regulators may green light a Bitcoin exchange-traded fund (ETF) in the future. дальше »
2019-1-13 21:00 | |
After reports of Nicehash controlling around 70% of DASH Nethashrate, the 51% attack is once again a real Threat
Nicehash owns about 70% of DASH mining network according to a Reddit user (Jan 10), and the news is already causing a wave of concerns within the community Investigation It looks like someone currently controls over 51% of DASHs hashrate over Nicehash mining pools; a recent Reddit post accusing Nicehash of being a threat to Proof of Work (PoW) cryptocurrencies. дальше »
2019-1-11 15:22 | |
‘Crypto Dusting’ Attack Sends Illegally Obtained Bitcoin to Random Cryptocurrency Wallets
Crypto dusting attack, a hack on cryptocurrency wallets is used to distribute laundered money to the wallets of unsuspecting customers, which in turn, affects their reputation and draws the attention of law enforcement, reports DarkReading on January 8, 2019. дальше »
2019-1-11 23:00 | |
Ethereum Classic Network Loses More than $1 Million In 51% Attack
Ethereum Classic, a fork of Ethereum, was hacked using a 51 percent attack on the coin’s blockchain, with more than $1 million worth of ETH stolen so far. Ethereum Classic Remains Under Siege A less popular offshoot of the world’s second largest cryptocurrency is currently in its third day of the siege, as it was hacked […] The post Ethereum Classic Network Loses More than $1 Million In 51% Attack appeared first on CryptoSlate. дальше »
2019-1-10 03:33 | |
Bitstamp Shows How Much Money A Bitcoin Blockchain Attacker Would Need To Perform A 51% Attack
Bitstamp Shows How Much Money An Attacker Would Need To Perform A 51% Attack On Bitcoin In a recent post on Twitter, the popular cryptocurrency exchange Bitstamp provided information about how much money an attacker would need a day to perform a 51% attack on Bitcoin’s network. The post mentions that hacking Bitcoin with a […] дальше »
2019-1-10 01:45 | |
Ethereum Classic Blockchain Suffers 51% Attack, Exchanges React
Ethereum Classic, an offshoot of Ethereum with an overall market capitalization of $531 million, suffered a 51% attack, which led to double spend. At press time, the asset is trading at $5. 05, marking a drop of almost 10% within the last 48 hours. дальше »
2019-1-10 09:35 | |
Attack On Ethereum Classic Unconfirmed, But Very Likely
The Ethereum Classic (ETC) blockchain is currently undergoing deep reorganizations that indicate a 51% attack may be underway. The security firm SlowMist reportedly alerted the Ethereum Classic community of the problem on Monday, and a number of other sources are in agreement. дальше »
2019-1-9 03:06 | |
Coinbase Suspends Ethereum Classic Following 51 Percent Attack
Coinbase has ceased interactions with the Ethereum Classic (ETC) blockchain after the exchange detected a 51 percent attack on the network. Following the discovery of a “deep chain reorganization” of the ETC blockchain, Coinbase suspended Ethereum Classic withdrawals and deposits. дальше »
2019-1-9 22:10 | |
Coinbase Suspends Ethereum Classic Transactions after Double Spend Attack
Shortly after detecting a deep chain reorganization of the Ethereum Classic blockchain (ETC) on January 8, 2019, cryptocurrency exchange platform Coinbase Tweeted that it has stopped all transactions related to the cryptocurrency. дальше »
2019-1-8 21:30 | |
Coinbase Reports Ethereum Classic [ETC] 51% Attack, Wider Market Remains Unfazed
Coinbase, one of the largest cryptocurrency exchanges in the US, announced on Monday that it had paused all interactions with the Ethereum Classic blockchain after detecting double spends in the network. дальше »
2019-1-8 20:44 | |
Ethereum Classic Reels From 51% Attack: Double-Spends Reported
Coinbase has frozen trading of Ethereum Classic (ETC) as developers continue to clarify reports that the coin’s network suffered a blockchain reorganization attack. Coinbase, China And ASICs Originally reported as rumors January 6, ETC has since succumbed to a mystery offensive which officials have yet to explain. дальше »
2019-1-8 18:00 | |
Coinbase Halts Ethereum Classic Transactions After the Network Comes Under Attack
CoinSpeaker Coinbase Halts Ethereum Classic Transactions After the Network Comes Under Attack Coinbase took to its Twitter to reveal that its internal developers detected a “deep chain reorganization” of the Ethereum Classic (ETC) blockchain. дальше »
2019-1-8 15:32 | |
Ethereum Classic hackers steal over $1.1M with 51% attacks
Ethereum Classic, one of the most popular forks of the second most valuable cryptocurrencies by marketcap has suffered a 51-percent attack. After Chinese blockchain security firm SlowMist raised the alarm, an analyst at CoinNess dug a little deeper. дальше »
2019-1-8 13:34 | |
What can we learn from the Ethereum Classic (ETC) 51% attack?
In the last couple of days, one of the top 20 cryptocoins Ethereum Classic suffered a dreaded 51% attack on their blockchain. This event reminded us of the fragile state of smaller proof of work coins that could be attacked if bunch of kids pooled their allowance money and started renting hashing power from NiceHash. дальше »
2019-1-8 08:39 | |
Ethereum Classic (ETC) Developers Deny 51% Attack, Double Spend
Cryptocurrency, Ethereum Classic (ETC)–In a bizarre twist for the story developing around Ethereum Classic, developers for the ETC token are now making the claim that the blockchain has not experienced a 51 percent attack, in addition to denying the presence of a double spend. дальше »
2019-1-8 06:54 | |
Coinbase Detects Deep Chain Reorganization on Ethereum Classic (ETC)
The Ethereum Classic (ETC) allegedly 51% attack continues to generate confusion among market participants. Coinbase, one of the largest cryptocurrency related platforms in the market, wrote in a blog post a few hours ago that it detected a deep chain reorganization of the Ethereum Classic blockchain. дальше »
2019-1-8 04:48 | |
Coinbase Forced to Suspend Ethereum Classic Trading After 51% Attack
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. дальше »
2019-1-8 23:00 | |
Wild speculation: Ethereum (ETH) camp behind the attack on Ethereum Classic (ETC) chain
As reported by TheBlock, Ethereum Classic, the smart contact platform, appears to be experiencing a block reorganization attack (reorg), according to according to blockchain explorer and mining pool, Etherchain. дальше »
2019-1-7 22:53 | |
Ten Years Later, a Reflection on Bitcoin’s Genesis and Satoshi’s Timing
October 31, 2008, and January 3, 2009. The two dates have cemented themselves with Promethean significance into Bitcoin’s lore. On the October 31, Satoshi Nakamoto published the Bitcoin white paper, a constitution of sorts for his revolutionary monetary system and its intrinsic currency. дальше »
2019-1-3 07:14 | |
Hackers Threaten to Dump 9/11 Related Insurance Files If Ransom Not Paid In Bitcoin
A hacker group called The Dark Overlord threatened to release insurance files related to the 9/11 attacks on New Year’s Eve. The group noted that they had received the files after breaching the security of a law firm handling cases related to the Twin Tower terrorist attack. дальше »
2019-1-2 15:29 | |
How Blockchain Companies Paying Out $878,000 to White Hat Hackers in 2018 is a Big Deal
2018 was a good year for white hat hackers. These individuals and developers earned around $878,000 from crypto bug bounties during this year. The information was released by TheNextWeb on December 30. дальше »
2019-1-1 23:48 | |
Not so Unhackable; Hackers Find Vulnerability in Trezor Wallet
Hackers have recently shown that a new attack vector to hacking the Trezor wallet is now possible. A team of hackers has managed to find a new way to hack the Trezor wallet, as reported this Thursday, December 27, 2018, in a tweet from a crypto enthusiast. дальше »
2018-12-30 16:00 | |
Almost $1 Million Stolen in Phishing Attack on Electrum Wallet
Popular cryptocurrency wallet Electrum is in the midst of an ongoing hack which saw almost $1 million in Bitcoin stolen so far, Reddit users discovered on December 27, 2018. 250 BTC Stolen in Electrum Wallet Hack It seems that hackers aren’t lying idle during Christmas time, as a popular cryptocurrency wallet has reportedly experienced one of the largest thefts of. дальше »
2018-12-30 00:00 | |
eToro Pays Out Bitcoin SV Holders in Fiat Currency, Plus BSV Vulnerable to Attack?
The controversial Bitcoin Cash hard fork took place on November 15, 2018 and resulted in two separate chains being… The post eToro Pays Out Bitcoin SV Holders in Fiat Currency, Plus BSV Vulnerable to Attack? appeared first on Invest In Blockchain. дальше »
2018-12-29 04:47 | |
Op Ed: Bitcoin Is a Declaration of Our Monetary Independence
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. дальше »
2018-12-15 21:43 | |
Bitcoin Gold: The $200 Million Shitcoin Vulnerable to Attack
Back in November 2017, Bitcoin underwent a hard fork which resulted in Bitcoin Gold’s (BTG) creation. Since Bitcoin Gold… The post Bitcoin Gold: The $200 Million Shitcoin Vulnerable to Attack appeared first on Invest In Blockchain. дальше »
2018-12-13 23:30 | |
Bitcoin Gold: The $200 Million Coin Vulnerable to 51% Attack
Back in November 2017, Bitcoin underwent a hard fork which resulted in Bitcoin Gold’s (BTG) creation. Since Bitcoin Gold… The post Bitcoin Gold: The $200 Million Coin Vulnerable to 51% Attack appeared first on Invest In Blockchain. дальше »
2018-12-13 23:30 | |
Explained: 51 Percent Attacks on Bitcoin and Other Cryptocurrencies
One of the worst things to happen to a proof-of-work cryptocurrency is a 51 percent attack. Such attacks undermine the immutability—and consequently the trust—in a blockchain. Satoshi Nakamoto summarized proof-of-work as “one-CPU-one-vote. дальше »
2018-12-10 13:20 | |
Coinbase takes advantage of Vertcoin (VTC) 51% attack to hit its competitors
This is a guest post by Johter V. Seriaum On the second of December 2018, a double spend attack was performed on Vertcoin. A large amount of ASIC hashrate was rented anonymously through rental services to attack the 4 year old blockchain. дальше »
2018-12-3 20:18 | |
Indian Institute of Tech (IIT) Professor: A 51% Blockchain Attack on Bitcoin Isn’t Advantageous or Profitable
It seems that it might be more difficult than expected to perform a 51% attack on Bitcoin’s network. According to Professor Saravanan Vijayakumaran, an Associate professor at the Indian Institute of Technology (IIT) Bombay, a 51% attack on Bitcoin’s network would require ‘significant expenditure’ and would provide ‘little financial returns.’ This information was released in […] дальше »
2018-11-28 00:16 | |
Quantum Computers Can Pose A Risk To Blockchain Technology
Although blockchain networks are designed to be secure, immutable, and tamper-proof, a new research paper from Cornell University found that blockchain networks are, however, susceptible to attack by a sufficiently large quantum computer. дальше »
2018-11-27 20:00 | |
Indian Institute of Technology (IIT) Bombay Professor Declares Bitcoin Safe From 51% Attack
Cryptocurrency service provider Zebpay and Professor Saravanan Vijayakumaran, an Associate professor at Indian Institute of Technology (IIT) Bombay, recently conducted a survey on Bitcoin’s security, concluding that the world’s premier cryptocurrency is safe from a 51% attack. дальше »
2018-11-26 19:59 | |