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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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LocalBitcoins Suffers $28,000 Phishing Attack
The popular peer-to-peer trading site LocalBitcoins has reportedly experienced a significant attack and theft. At 10:00 UTC on January 26, the site’s administrators detected an issue that allowed an attacker to gain access to various user accounts. дальше »
2019-1-28 23:23 | |
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Crypto Hacker Scores $28,600 After Hack Of Bitcoin Exchange
Attacker Bags Eight Bitcoin (BTC) In LocalBitcoins Breach The crypto market may have slowed, with Bitcoin (BTC) falling by upwards of 70% during yesteryear, but ambitious attackers have continued their attempts to breach industry upstarts. дальше »
2019-1-27 22:09 | |
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Google’s head of account security has fix for cryptocurrency SIM-swapping
SIM-swapping has plagued cryptocurrency holders for close to a year, and now Google’s head of account security has had enough. He wants to put a stop to it with a clever gadget the size of a flash drive. дальше »
2019-1-23 13:03 | |
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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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Ethereum Classic Attacker May Soon Be Located; Hacker Returns Funds
Ethereum Classic has issued an important update on the events of last week. Over the past several days, the project has gradually admitted that recent suspicious blockchain activity was indeed caused by a malicious attacker. дальше »
2019-1-16 23:55 | |
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ETC 51% Attacker Returns $100,000
A crypto exchange says: “The recent ETC 51% attacker returned 100k USD value of ETC back to Gate.io. We were trying to contact the attacker but we haven’t got any reply... The post ETC 51% Attacker Returns $100,000 appeared first on Trustnodes. дальше »
2019-1-14 18:44 | |
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The Ethereum Classic Attacker Has Sent a Bigger Message
If a permissionless blockchain doesn’t have a large enough community of users, developers and miners, its vulnerable, writes Michael J. Casey. дальше »
2019-1-14 13:00 | |
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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 | |
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Gate.io возместит $200 000, потерянные пользователями из-за атаки 51% на Ethereum Classic
Представители Gate. io заявили, что биржа покроет убытки на примерно 40 тысяч ETC (около $200 тысяч), которые понесли ее пользователи из-за продолжающейся «атаки 51%» на блокчейн Ethereum Classic. [https://t. дальше »
2019-1-8 22:46 | |
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Zoom bug let attackers hijack your screens during conference calls
Videoconferencing is almost always terrible at the best of times, but can you imagine someone taking control of your screen during a meeting and sending inappropriate messages to the other attendees? Zoom patched this kind of vulnerability in the desktop app for its video chat service last week to save people from a conference call from hell. дальше »
2018-12-4 15:44 | |
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10 Rules for the Secure Use of Cryptocurrency Hardware Wallets
CryptoNinjas Published by Trail of Bits, Since 2012, Trail of Bits has helped secure some of the world’s most targeted organizations and products. They combine high-end security research with a real world attacker mentality to. дальше »
2018-12-3 16:54 | |
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SamSam Ransomware hackers that pocketed millions in bitcoin indicted in Atlanta
Over the past few years, SamSam has wreaked havoc on victims spanning the entire globe. SamSam is a type of malware called ransomware that blocks users access to their own networks and computers until is a ransom is paid to the attacker. дальше »
2018-11-30 00:00 | |
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A Bug Making Ethereum Transactions on Exchanges Vulnerable Has Been Fixed
A bug centering around a new Ethereum token, GasToken, which was enabling abuse on cryptocurrency exchanges, appears to have been resolved. The details are provided in a report originally published on November 13, 2018, that discussed how the bug was exploited by attackers, and what digital platforms could do if they wished to protect their hot wallet funds. дальше »
2018-11-22 00:34 | |
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‘WebCobra’ Mining Malware is Scooping Up Zcash and Monero
McAfee Labs has reported the existence of a new strain of mining malware called WebCobra. This type of software hijacks a victim’s computer resources in order to mine cryptocurrency surreptitiously. дальше »
2018-11-16 05:02 | |
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