Новости о Attacks Bitcoin [ Фото новости ] [ Свежие новости ] | |
Popular bitcoin wallet Electrum faces sophisticated denial-of-service attack
The servers of Electrum, a popular Bitcoin wallet, were under heavy denial-of-service (DoS) attacks Sunday night; The total amount stolen could be in the “millions of dollars” so far. The company advised its users to limit the use of the platform until the issue is resolved, but provided little information on the investigation that’s underway. дальше »
2019-4-9 00:00 | |
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Electrum Bitcoin Wallet Experiences DoS Attack By 140,000 Bots, Servers Go Offline, User Beware
The Bitcoin Wallet – Electrum – Under Attack By A 14,000 Strong Bot-Based DoS Attack DoS attacks, according to research over last year, is one of the few kinds of digital attacks that cryptocurrencies and blockchains are vulnerable to. дальше »
2019-4-8 22:15 | |
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Bitcoin Wallet Electrum’s Servers Are Under Massive Attack
Electrum Bitcoin wallet users should ensure that they’re using the latest version and that it’s from an official source. If users find themselves urged to “update” by the client, they should know that there is no update mechanism within Electrum itself. дальше »
2019-4-8 20:03 | |
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Bitcoin wallet Electrum hit by DoS attack from 140,000-strong botnet
The servers of popular Bitcoin wallet Electrum are under heavy attack, and users are advised to be extra careful when using the platform until it’s resolved. A sophisticated botnet of more than 140,000 machines has launched Denial-of-Service (DoS) attacks on Electrum‘s servers, with apparent intent to direct users to compromised versions of the software designed to steal their Bitcoin. дальше »
2019-4-8 18:06 | |
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Binance CEO CZ attacks exchanges with fake trading volume; claims ‘credibility’ is most important
The issue of fake data in the cryptocurrency space has been prevalent for a long time now and many proponents and luminaries in the space are trying hard to combat it. Bitcoin [BTC], the largest cryptocurrency in the space, has been at the center of many controversies involving fake trading volumes and exchanges manipulating the […] The post Binance CEO CZ attacks exchanges with fake trading volume; claims ‘credibility’ is most important appeared first on AMBCrypto. дальше »
2019-4-6 17:30 | |
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Op Ed: Why Bitcoin’s “Toxic” Maximalism Makes Sense
Over the years, Bitcoin has gained a reputation for having a “toxic” community of users around it. This accusation is mostly thrown at Bitcoin by proponents of altcoins and those who have supported various Bitcoin hard fork attempts in the past. дальше »
2019-4-5 16:23 | |
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North Korean Hackers Pivot Towards Cryptocurrency to Fund Country’s Nuclear Program
North Korean hackers with the backing of Pyongyang are targeting cryptocurrency exchange platforms as part of efforts to raise funding for the country’s nuclear weapons program. Wired reports that several international cybersecurity experts believe a hacking syndicate based in the country is also responsible for attacks against banks across the globe. дальше »
2019-4-5 13:00 | |
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New York Times Trashes Bitcoin in New Wave of FUD Attacks, Coinbase COO Responds
Mainstream media’s relationship with cryptocurrencies has had many chapters. Initially, most outlets bashed cryptos as just another bubble that would fade in no time. That was back when it was cool to trash the new technology that not many understood. дальше »
2019-4-5 02:06 | |
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Lazarus Hacker Group Continues to Target Crypto Using Faked Trading Software
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. дальше »
2019-4-2 21:54 | |
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How To Look For Crypto Exchange Red Flags in Bitcoin Space Before Making Your Next Investment
Cryptocurrency exchanges have been subjected to numerous hacking attacks since its inception and most of the times even if the lost funds are traced, the consumers never get back their funds as the attacked exchange goes bust and files for bankruptcy leaving the consumers in a state of limbo. A recent report from statis group […] дальше »
2019-4-1 18:10 | |
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VeriBlock’s Bitcoin-Backed Security Protocol Goes Live
After a year on its testnet, the VeriBlock blockchain went live yesterday on the Bitcoin mainnet, allowing exchanges, wallet providers, merchants and other crypto businesses to leverage Bitcoin’s robust blockchain security. дальше »
2019-3-27 19:35 | |
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Bitcoin exchange DragonEx ‘hacked for undisclosed amount’
Cryptocurrency exchange DragonEx says it has been hacked, although it is not yet known how much has been lost in the alleged attack. The Singapore-based company announced the news on its official Telegram channel on Monday. дальше »
2019-3-26 14:22 | |
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Op Ed: With Bitcoin, Anarchy Is the Point, Not the Problem
Last week, there was a panel at SXSW that was effectively a debate on the merits of permissioned blockchains versus permissionless systems like Bitcoin. I listened to the entire audio of the panel discussion, after Programming Bitcoin author Jimmy Song tweeted it out the other day, and I thought he did an awesome job of pointing out the key value proposition of Bitcoin and why it is not worth comparing to permissioned systems. дальше »
2019-3-23 17:29 | |
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New AT&T Cybersecurity Crypto Malware Report: “Making it Rain, Bitcoin Mining Cloud Attacks”
There have been several hackers that stole users’ spare computing power to mine virtual currencies. Other attackers targeted large websites and injected crypto mining software to steal users’ computing power when they were visiting the site. дальше »
2019-3-20 20:01 | |
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Dutch Bitcoin Ransom DDoS Hacker Gets No Additional Jail Time
Netherlands seems to be the place to operate elaborate Bitcoin ransom schemes from. A man who extorted over $150,000 from several online services by DdoSing them and submitting a ransom request pleaded guilty last month and admitted wrongdoing. дальше »
2019-3-19 02:00 | |
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$200k Bitcoin Fraud: Four Suspects Sought by Calgary Police
Canadian police are on the hunt for four individuals, suspected of a defrauding a local bitcoin company via “double spend” attacks on Bitcoin ATMs. CBC News reported March 12, 2019, that law enforcement officials are asking for useful information from the public leading to the arrest of the suspects. дальше »
2019-3-14 02:00 | |
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Bitcoin (BTC) On Demand, ATM Double Spending Scare
Bitcoin prices stable along the 20-day MA Calgary based Bitcoin ATMs post huge losses after double-spending attacks Transaction volumes low averaging 7. 3k by Mar 12 close Thieves steal $200k worth of Bitcoin in ATMs across seven Canadian cities. дальше »
2019-3-14 22:00 | |
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Criminal Double Spending Bitcoin ATM Users Wanted by Calgary Police Service
According to reports by CBC, double-spend attacks have taken place against Bitcoin ATMs in four Canadian cities. The attacks carried out by four men, entail 112 transactions. Though the identities of the perpetrators are not currently known, the Calgary police are requesting the public’s help in identifying them. The attacks were carried out at a […] дальше »
2019-3-13 18:36 | |
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Bitcoin ATM Double-Spenders: Police Need Help Identifying Four Criminals
CBC reports that four Canadian men are wanted in connection with conducting double-spend attacks against Bitcoin ATMs in four cities. A total of 112 transactions are alleged to have taken place in September last year, with half of them taking place in Calgary. дальше »
2019-3-13 02:38 | |
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BetterHash Can Improve Bitcoin Mining Decentralization, But When?
The level of centralization in mining is one of the more credible problems with Bitcoin today. While there has not been much activity in terms of actual attacks made possible through mining centralization (although some would refer to SegWit2x as an attack), it does add questions to the level of security offered by various layer-two […] The post BetterHash Can Improve Bitcoin Mining Decentralization, But When? appeared first on Coinjournal. дальше »
2019-3-12 16:15 | |
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Ledger Reveals Physical Exploits Against Trezor Hardware Wallets
The battle of the hardware wallets is heating up. At this weekend’s MIT Bitcoin Expo in Boston, Charles Guillmet, Chief Security Officer of Ledger, presented a number of physical attacks that could be executed against Trezor hardware wallets. дальше »
2019-3-12 05:30 | |
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UN Security Council Panel Fingers North Korea in $600+ Million Virtual and Foreign Currency Theft
North Korea, an Asian country known for its military nuclear weapons program, is using cyber attacks and the nascent blockchain technology to dodge economic sanctions, acquire much-needed foreign currency, and cover its tracks, reported the Nikkei Asian Review on March 8. дальше »
2019-3-11 16:29 | |
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Japan: Crypto Network Hacks Doubled In 2018
2018 saw an almost 50 percent increase in the number of attacks on Internet of Things (IoT) devices and crypto networks in Japan, as reported by Asahi, March 7, 2019. Intensified Effort Probably the only thing that strikes more fear into the minds of the blockchain community than a bear market is a hack, severalRead MoreRead More. дальше »
2019-3-8 22:00 | |
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Alex Jones Tells Joe Rogan: George Soros Offered Me $5 Million to Pump Bitcoin
Alex Jones made his triumphant return to the Joe Rogan Experience podcast recently, where he discussed Bitcoin, cryptocurrency, and his arch-nemesis, George Soros, among other things. Jones suggested that Soros had reached out to him via intermediaries in an attempt to cool the Infowars founder’s constant attacks on him. дальше »
2019-3-1 05:27 | |
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Introduction to the Proof of Work (PoW) and Proof of Stake (PoS) in the Cryptocurrency Industry
The Proof of Work earlier appeared in the publication of Cynthia Dwork and Moni Naor. According to research, PoW was primarily invented to help deter DoS attacks and help prevent service abuse such as spam by demanding some work from the service requester. дальше »
2019-2-28 19:57 | |
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Citing Executive Embezzlement, Korean Crypto Exchange Declares Bankruptcy
Coinbin, a South Korean crypto exchange, declared bankruptcy on February 22, 2019, citing foul play from inside the company. Business Korea reported on Coinbin’s recent failure, claiming that the company had lost $26 million as a result of theft and the subsequent bankruptcy declaration. дальше »
2019-2-27 23:13 | |
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Coinbase Snaps Up Blockchain Intelligence Startup Neutrino
U. S. -based digital asset platform Coinbase has acquired blockchain intelligence startup Neutrino. The company made the news known earlier today, February 19, 2019, but the cost of the acquisition was not disclosed. дальше »
2019-2-20 23:12 | |
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Recent Crypto Trojans Leave Mac Users on High Alert
It seems that Mac users are no longer immune to malware and viruses, as the latest string of crypto trojan attacks has proven that hackers can gain access and take control of Apple computers, The South African reported on February 18, 2019. дальше »
2019-2-19 16:00 | |
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Orca Pool Mining Operation Aims to Defend Altcoins and Forks From Attacks
Last November the Bitcoin Cash (BCH) community witnessed a hash war that resulted in a bifurcation of the main chain. The spat saw one of the first examples of the alpha miner strategy and an attempt to truly test Nakamoto consensus. дальше »
2019-2-17 04:32 | |
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Phishing Scammers: Trezor Cryptocurrency Hardware Wallet Action
Trezor, a hardware wallet for storing a vast array of digital assets including bitcoin (BTC) and litecoin (LTC) has released an official statement concerning the recent phishing attacks on its electronic shops, products, as well as websites of its affiliated partners, according to a Medium blog post on February 13, 2019. дальше »
2019-2-15 20:00 | |
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EOSBet Still Going Strong Following Last Year’s Attacks, Bitcoin Added This Week
EOSBet, which is currently the 8th-most popular gambling dApp, has announced that visitors are now able to use Bitcoin to gamble on the site. Ethereum and several other altcoins will also be added in the future. дальше »
2019-2-15 21:30 | |
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Surviving Crypto Bear Market Attacks: Jimmy Song’s Bitcoin Finance Tips
The now infamous drunken BitcoinTalk post titled “I AM HODLING” (circa 2013) speaks to a greater truth: hold on to your Bitcoin. Do Not Let It Go 2013 saw Bitcoin’s value halved, after its first bubble, beginning a long trend bear market. дальше »
2019-2-14 03:58 | |
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Cryptojacking Malware Targets Linux and IoT Users to Mine Monero Cryptocurrency
Cybersecurity firm JASK Inc. published a study on February 5, 2019, detailing the wave of cryptojacking attacks in November 2018 that mined privacy-centric cryptocurrency Monero (XMR) on target user’s computer system. дальше »
2019-2-7 21:00 | |
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Altcoins Beware: An Overview of Recent 51% Attacks
The so-called 51% attacks are among the major security threats to digital currencies as they allow enable perpetrators to control the network and all transactions passing through it. What Is a 51% attack? Cryptocurrencies are bolstered by blockchain technologies or distributed ledgers which store information about all transactions ever made in a network. дальше »
2019-2-7 21:00 | |
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Study Finds Certain Proof of Stake Networks Vulnerable to Low Cost Attacks
On Jan. 22, a team of students from the University of Illinois at Urbana Champaign (UIUC) released a unique study concerning the longevity of certain proof of stake (PoS) networks. According to the research, more than 26 PoS blockchains could suffer from vulnerabilities called “Fake Stake” attacks. дальше »
2019-1-25 19:45 | |
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New Malware Attacks Hold ASIC Miners to Ransom
According to reports from cybersecurity researchers, there’s a new ransomware virus on the loose that’s targeting bitcoin miners. A file locking program called H-Ant has allegedly infected certain Antminer models in China and if the ransom is not paid the software aims to destroy the infected machine. дальше »
2019-1-24 21:37 | |
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New Malware Attacks Hold ASIC Miners to Ransom By Threat of Overheating
According to reports from cybersecurity researchers, there’s a new ransomware virus on the loose that’s targeting bitcoin miners. A file locking program called H-Ant has allegedly infected certain Antminer models in China and if the ransom is not paid the software aims to destroy the infected machine. дальше »
2019-1-25 21:37 | |
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BitMex Insurance Fund Can Finance 51% Attack on Bitcoin Cash For a Year
Hong Kong-based trading platform BitMEX owns so much Bitcoin that it could launch multiple 51 percent attacks against some altcoins for months. Bitcoin Insurance Fund Worth $76 Million Those were the results of calculations from social media commentators this week as it emerged BitMEX’s Insurance Fund now contains 21,350 BTC ($75. дальше »
2019-1-24 05:00 | |
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$16 Million Now Believed to Have Been Stolen in ‘Weird’ Cryptopia Hack
Details have so far been murky regarding millions of dollars worth of tokens stolen from New Zealand-based cryptocurrency exchange Cryptopia on Jan. 14. But data company Elementus has been investigating and now says the hack was different from previous attacks of this nature – and the amount stolen is much higher than originally thought. дальше »
2019-1-23 10:32 | |
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Bitcoin Should ‘Depart’ From Proof-of-Work, Says Bank Of International Settlements
Bitcoin figures have dismissed the latest report on cryptocurrencies by the Bank of International Settlements (BIS) after it claimed Bitcoin must stop using its Proof-of-Work algorithm. BIS: Bitcoin Must Drop Proof-of-Work The report, ‘Beyond the doomsday economics of “proof-of-work” in cryptocurrencies,’ was released January 21. дальше »
2019-1-22 18:00 | |
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BetterHash Protocol Lets Pool Miners Regain Control Over Their Hash Power
One problem that concerns many is the centralization of mining within the Bitcoin ecosystem. Fortunately, there are talented developers working to solve this problem and Matt Corallo, full-time Bitcoin developer at Chaincode Labs, is one of them. дальше »
2019-1-26 23:50 | |
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The security threats of neural networks and deep learning algorithms
This article is part of Demystifying AI, a series of posts that (try to) disambiguate the jargon and myths surrounding AI. History shows that cybersecurity threats evolve along with new technological advances. дальше »
2019-1-19 16:00 | |
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Constantinople Hard Fork Postponed Following Security Audit
On January 16, 2019, ChainSecurity, a smart contact audit firm, released the results of an audit carried out on the Constantinople Hard Fork which was found to be vulnerable to reentrancy attacks. The Hard Fork Launch has since been postponed. дальше »
2019-1-16 18:00 | |
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Cryptocurrency Mining Malware Ranks Top for the 13th Time on Global Threat Index
The “Global Threat Index for December 2018” report from Israeli cybersecurity solutions company Check Point Software Technologies Ltd. has revealed that cryptocurrency mining malware has topped the chart for the 13th time in a row to be computer’s most prevalent attacks, according to GlobeNewswire on January 14. дальше »
2019-1-16 02:00 | |
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Has the Current Bear Market Made Crypto More Susceptible to 51% Attacks?
It’s no secret that the cryptocurrency market has been suffering major downturns lately with its original, and arguably still one of the most popular, Bitcoin being at the top of that list. However, the seldom thought of result is a higher prevalence of 51 percent attacks, made even easier by the low price of cryptos. […] дальше »
2019-1-16 23:55 | |
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Prevent a Personal Crypto Crash in 2019: 3 Golden Tips to Follow
Provided that over $1 billion was stolen from cryptocurrency exchange in 2018, it becomes a general knowledge that digital tokens need protection in 2019. Experts in blockchain reckon that mining cryptocurrency for beginners is not always an easy task. дальше »
2019-1-14 14:57 | |
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Crypto Fund: “Antifragile” Bitcoin Profits From Chaos
It’s no secret that Bitcoin (BTC) is susceptible to ad hominem attacks from those who want to see it fail. Case in point, over the asset’s history — relatively minuscule in the grand scheme of things — has been lambasted time and time again by mainstream media, traditionalistic CEOs and regulators, and zealous cynics. дальше »
2019-1-11 14:00 | |
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