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Insidious Bitcoin Scammer Masquerades as John McAfee
An impersonator is attempting to scam followers of outspoken crypto celebrity John McAfee via Medium. The so-called "McAfee Crypto Extravaganza" promises mouth-watering 10x returns - if and only if - you deposit a small amount of Bitcoin or Ethereum in the attacker's wallet first. дальше »
2019-8-13 18:26 | |
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Scammer Demands 300 Bitcoin From Binance in KYC Data Ransom
News is emerging that the world’s largest crypto exchange, Binance, has been the victim of an attempted ransom demand from a scammer. The attacker threatened to release KYC information if the company did not cough up 300 Bitcoins. дальше »
2019-8-7 11:44 | |
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Vicious malware threatens to turn search engine into crypto-mining zombie botnet
Enterprise search engine Elasticsearch is under threat of being turned into a sophisticated cryptocurrency mining botnet to be used in distributed denial of service (DDoS) attacks. Cybersecurity firm Trend Micro describes a new malware strain that launches multi-stage attacks on publicly accessible databases and servers that run old versions of Elasticsearch software. дальше »
2019-7-23 17:54 | |
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This Bluetooth security flaw could let hackers track your Windows, iOS, and macOS devices
Researchers from Boston University (BU) have discovered a flaw in the Bluetooth communication protocol that could expose most devices to third-party tracking and leak identifiable data. According to the research paper — Tracking Anonymized Bluetooth Devices — detailed by Johannes K. дальше »
2019-7-18 10:19 | |
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0X Exchange shuts down v2.0 contracts due to potential exploit; deployed patched versions
0x, an open protocol that enabled the peer-to-peer exchange of assets on the Ethereum blockchain, shut down their v2 Exchange due to a flaw in its Exchange contract which was identified by a third-party security researcher Sam Sun. дальше »
2019-7-14 16:00 | |
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Apple steps in to automatically remove Zoom’s risky software from Macs
Apple has pushed a silent update to Mac users to remove the web server sneakily installed by popular video conference app Zoom, TechCrunch reports. Earlier this week, a disclosure by security researcher Jonathan Leitschuh revealed how Zoom installed a secret local web server on Mac devices — with an intent to save an extra click — but left users vulnerable by making it possible for an attacker to hijack their webcams. дальше »
2019-7-11 08:41 | |
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Researchers find terrifying security vulnerability in GE Healthcare anesthesia machines
Security researchers from Israeli firm CyberMDX have discovered a vulnerability in a select number of GE Healthcare’s anesthesia and respiratory devices. CyberMDX, which focuses primarily on medical cybersecurity, states that if successfully exploited, the hole could allow an attacker to interfere the operation of these sophisticated medical machines, thereby posing a risk to patients. дальше »
2019-7-10 23:30 | |
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Scary Monero Flaw Patched to Kill Crypto Exchange Theft Threat
Monero developers have revealed nine security flaws, and one of them can be exploited to steal XMR from cryptocurrency exchanges. Two critical Monero bugs discovered “By mining a specially crafted block, that still passes daemon verification an attacker can create a miner transaction that appears to the wallet to include sum of XMR picked by […] The post Scary Monero Flaw Patched to Kill Crypto Exchange Theft Threat appeared first on CCN Markets дальше »
2019-7-5 13:19 | |
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Monero security flaw could’ve seen XMR stolen from cryptocurrency exchanges
Privacy-focused altcoin Monero has suddenly disclosed nine security vulnerabilities — including one that could have allowed hackers to steal XMR from cryptocurrency exchanges. Until March, rogue Monero miners were hypothetically able to create “specifically-crafted” blocks to force Monero wallets into accepting fake deposits for an XMR amount chosen by the attacker. дальше »
2019-7-4 18:18 | |
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A hacker penetrated NASA’s network using a $35 Raspberry Pi
A hacker illegally accessed NASA’s Jet Propulsion Laboratory in 2018 by targeting an off-the-shelf micro-computer called a Raspberry Pi. The breach was discovered in 2018, but just disclosed to the public in a June 18 report. дальше »
2019-6-25 02:00 | |
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Binance CEO Zhao Slams Firefox as Zero-Day Trojan Targets Coinbase Employees
By CCN Markets: A vulnerability allowing for remote code execution (unauthorized use) in Firefox was exploited against Coinbase employees this past week. The vulnerability enabled an attacker to crash the browser and execute code, including installing a trojan horse backdoor. дальше »
2019-6-24 12:36 | |
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Zero Day Vulnerabilities on Mozilla Targeted Coinbase Employees
Security researchers at Google and Coinbase discovered a zero day exploit on the Firefox browser that would allow an attacker to remotely execute code on an underlying operating system, as reported by ZDNet, June 18, 2019. дальше »
2019-6-23 13:00 | |
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How to recover your hacked Instagram account
Welcome to TNW Basics, a collection of tips, guides, and advice on how to easily get the most out of your gadgets, apps, and other stuff. Previously, if your Instagram account was taken over by an attacker, recovering it would require wading through choppy customer support, or calling for assistance from white-hat hackers. дальше »
2019-6-18 08:41 | |
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Netflix fixes potentially devastating Linux SACK vulnerability
Eagle-eyed researchers from streaming titan Netflix have uncovered several troubling security vulnerabilities within the TCP implementations on Linux and FreeBSD kernels. The most severe specimen, called SACK Panic, could permit an attacker to remotely induce a kernel panic within recent Linux operating systems. дальше »
2019-6-18 22:36 | |
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Sidechains vs Plasma vs Sharding
Special thanks to Jinglan Wang for review and feedback One question that often comes up is: how exactly is sharding different from sidechains or Plasma? All three architectures seem to involve a hub-and-spoke architecture with a central “main chain” that serves as the consensus backbone of the system, and a set of “child” chains containing actual user-level transactions. дальше »
2019-6-14 04:03 | |
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Bitcoin’s blockchain rewrite time reaches all-time high
Bitcoin [BTC]’s resurgence on the cryptocurrency charts also caused a change in other factors including mining characteristics and adoption rates. In a recent tweet, Jameson Lopp, the CTO of CasaHODL and creator of satoshi. дальше »
2019-6-8 09:00 | |
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Honest Nodes Spoiling a Theft Attempt Is Not a 51% Attack, BCH Devs Detail
A number of Bitcoin Cash detractors and media publications have recently been spreading a false narrative that the BCH network was ‘51% attacked. ’ In reality, however, honest nodes used their hashrate to stave off attacker nodes that were attempting to steal funds on the network. дальше »
2019-5-28 22:30 | |
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Cryptopia Fumbles Customers’ Stolen Crypto Recovery in Catastrophic F**kup
By CCN: Cryptopia, the cryptocurrency exchange shattered by an over $16 million hack earlier this year, is in a huge mess as a third-party server host demands $2 million to release customer data. The fall of Cryptopia In January, Cryptopia got hacked two times. дальше »
2019-5-27 14:20 | |
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Bitcoin Cash reportedly suffered a 51% attack, transactions reversed
Bitcoin Cash reportedly suffered a 51% attack following its May 15 scheduled hardfork upgrade. Following Bitcoin Cash’s hardfork upgrade, an attacker exploited a vulnerability in the update that added invalid transactions to the pool of unprocessed transactions (the Mempool). дальше »
2019-5-25 01:47 | |
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Cryptopia: Stolen Ethereum [ETH] funds continues to move; a portion sent to EtherDelta
The hacker who stole a mammoth amount of cryptocurrency funds from Cryptopia, a New Zealand cryptocurrency exchange, continues to move to stolen funds in the market. Unlike the previous attempts, this time around the attacker transferred the funds to a decentralized exchange, EtherDelta. дальше »
2019-5-22 23:30 | |
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Cryptopia hack: Over $7 million worth of Ethereum [ETH] transferred by hacker to unknown wallet
The New Zealand cryptocurrency exchange, Cryptopia, which fell to its doom due to a security breach that occurred earlier this year, continues to stay in the headlines. The attacker, who almost drained the exchange’s entire Ethereum wallets, has been transferring the stolen funds since the beginning of the day. дальше »
2019-5-20 20:32 | |
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Bitcoin Cash Vigilante ‘Liquidates’ Upgraded Blockchain Attacker’s Funds
By CCN: An attempted disruption of the Bitcoin Cash blockchain resulted in a negative outcome for the attacker. A BCH tinkerer with Reddit username NilacTheGrim boasted yesterday that he had “liquidated” the crypto funds belonging to the would-be blockchain bandit. дальше »
2019-5-17 15:41 | |
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Bitcoin Cash exploit cripples network during scheduled hardfork upgrade
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. дальше »
2019-5-16 21:43 | |
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WhatsApp Security Flaw: Specific Users Targeted in Spyware Attack
WhatsApp has confirmed it was subject to spyware that allowed the attacker to read a target’s messages, as reported by MIT Technology Review on May 14, 2019. The hackers accessed messages after penetrating WhatsApp’s encryption through a flaw in the voice call feature. дальше »
2019-5-15 23:00 | |
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BitDefender researchers discover terrifying security vulnerability in Intel CPUs
Researchers from Romanian security firm BitDefender have uncovered a troubling security vulnerability in Intel processors that could allow an attacker to access privileged kernel-mode information typically considered “off limits” for most applications. дальше »
2019-5-14 19:59 | |
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Vitalik Buterin Eyes Research on Privacy Coin Monero’s Traceability
By CCN: Vitalik Buterin has expressed an interest in incorporating privacy features into Ethereum. He is partial to the ZK-SNARKS technology that is used in privacy coin Zcash. Nonetheless, his senses appear to be particularly keen about any developments surrounding privacy protocols. дальше »
2019-5-11 05:30 | |
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Binance Attacker Splits the Stolen BTC to Send to Different Wallets, Community Picks Coinbase As the Safest Exchange
After the recent hack suffered by Binance, a DLT company Coinfirm has been tracing the stolen Bitcoin and says it has been moved to several different wallets дальше »
2019-5-10 11:45 | |
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Binance Hack Attacker Moves Stolen Bitcoin To Seven BTC Wallet Addresses
Binance Attacker Moves Stolen Bitcoin To Just Seven Addresses The cryptocurrency exchange Binance was hacked a few days ago and lost 7,074 Bitcoin (BTC) worth $40 million at the time of the attack. The hacker seems to be moving the fund to other addresses in an attempt to withdraw or obfuscate the funds that it […] дальше »
2019-5-9 20:46 | |
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Bug on TRON could have allowed a single computer to crash the network
A high severity bug on the TRON network could have allowed an attacker with a single computer to crash the network, as first reported by TNW. The fault stems from a vulnerability related to spamming smart contracts. дальше »
2019-5-7 11:10 | |
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TRON suffered from a critical bug that could’ve crashed its entire blockchain
Just one computer could have brought TRON’s entire blockchain to a screeching halt, a new HackerOne disclosure has revealed. Until quite recently, bad actors were reportedly able to maliciously consume the CPU power of the network with Distributed Denial-of-Service (DDoS) attacks. дальше »
2019-5-6 18:49 | |
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Zerocoin exploit found, Zcoin attacked, other privacy coins at risk
The Zcoin team discovered a vulnerability in the cryptography of the Zerocoin protocol that allows an attacker to forge zero-knowledge proofs and create coins out of thin air. Coins using the protocol such as Veil are vulnerable to attack until Zerocoin is disabled. дальше »
2019-4-29 22:01 | |
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Five most prolific 51% attacks in crypto: Verge, Ethereum Classic, Bitcoin Gold, Feathercoin, Vertcoin
51% attacks are a cryptocurrency’s worst nightmare. These attacks destroy confidence in a project and emphasize the need for carefully designed proof-of-work consensus. Below is a list of the five most prolific 51% attacks in crypto. дальше »
2019-4-24 12:50 | |
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Electrum Servers Remain Under Sustained DoS Attack
Electrum servers are still under a sustained Denial-of-Service (DoS) attack. The wallet developers announced the issue on April 7, 2018. In correspondence with Bitcoin Magazine, Electrum developer Thomas Voegtlin speculated that the attack may be a form of retaliation from a phishing attacker who has been targeting Electrum in recent weeks. дальше »
2019-4-11 21:47 | |
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Research Firm Says Stellar Under-Publicized a $2.2 Billion Bug In 2017
Stellar has come under fire for its treatment of an inflation bug that occurred almost two years ago. This week, Messari Research issued a report indicating that in 2017, Stellar “quietly patched” a major vulnerability that allowed an attacker to freely create millions of dollars worth of Stellar Lumens (XLM). дальше »
2019-3-30 18:52 | |
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Crypto Bombshell: Stellar Swept Mammoth Inflation Bug Under the Rug
By CCN. com: A bug in the code for Stellar – the eighth-largest cryptocurrency – allowed an attacker to generate 2. 25 billion lumens in April 2017 successfully. Stellar quietly patched the bug in version in 0. дальше »
2019-3-29 22:40 | |
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Here’s how personalized ransomware attacks work, and how to protect yourself
Once a piece of ransomware has got hold of your valuable information, there is very little you can do to get it back other than accede to the attacker’s demands. Ransomware, a type of malware that holds a computer to ransom, has become particularly prevalent in the past few years and virtually unbreakable encryption has made it an even more powerful force. дальше »
2019-3-28 19:54 | |
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Stellar Suffered an Inflation Bug in 2017 Creating 2B XLM, Messari Reports
Coinspeaker Stellar Suffered an Inflation Bug in 2017 Creating 2B XLM, Messari ReportsAn attacker exploited a concurrency bug and created 2. 25 billion XLM. Despite there were no media reports on the matter, Stellar stated that they had mentioned the bug twice in their release notes where they made it clear that the bug was exploited. дальше »
2019-3-28 13:35 | |
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Ukranian Hacker Caught Infecting His Own Websites with Crypto Malware
According to the Ukranian cyber police, an unnamed man infected a bunch of his websites with Wannacry-like malware. Police Search Reveals Intentional Infection An unreliable Google translation makes it sound as if the man’s home had been invaded and police were investigating when they discovered his activities. дальше »
2019-3-28 22:14 | |
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Stellar silently patched a bug that allowed a user to ‘create’ 2.25 million XLM worth $10 million
According to a new research report by Messari, Stellar had a bug which was abused by a user to create 2. 25 million XLM, worth approximately $10 million in 2017. This bug was identified by Stellar’s Development Foundation [SDF] and patched thereafter. дальше »
2019-3-27 18:15 | |
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GitLab now automatically warns against merging API keys into your codebase
GitLab, the hugely popular devops platform, today announced the introduction of secrets detection with version 11. 9 of the service. This means that should someone inadvertently include an API key or secret in a commit to a shared repository, the service will warn the user. дальше »
2019-3-23 18:06 | |
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Report: “Wrapped Serials” ZeroCoin Attack
On March 6th 2019, an attack was detected on the PIVX network zerocoin protocol, or zPIV. The linked article provides detailed information about the vulnerability which allows an attacker to fake serials accepted by the network, effectively allowing them to spend zerocoins which were never minted.It also includes information дальше »
2019-3-18 07:11 | |
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Bitcoin Ransomware Cripples Boston Legal System for Two Weeks
Boston public defenders suffered a ransomware attack some weeks back but have chosen not to send the bitcoin demanded by the attacker. Instead, they decided to use back-ups to restore services. The Committee oversees public defenders in Boston. дальше »
2019-3-15 20:33 | |
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Phishing Scam Hits LocalBitcoins, Clients Lose Funds
On January 26, 2019, clients of peer-to-peer bitcoin trading service LocalBitcoins were the targets of a phishing scam which resulted in the theft of a handful of bitcoins. дальше »
2019-1-31 18:40 | |
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