Trader Loses $71 Million In Phishing Attack Due To Address Similarity

A shocking incident has emerged in the cryptocurrency community, with a trader reportedly falling victim to a phishing attack resulting in a staggering loss of $71 million. The unfortunate sequence of events unfolded when the trader, in a routine transaction, created a new address labeled “0xd9A1b0B1e1aE382DbDc898Ea68012FfcB2853a91” and transferred 0.05 $ETH […]

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Atomic Wallet hack losses top $35M, on-chain sleuth reports

Security teams are investigating the cause of the attack. Reports have surfaced of tokens being lost, transaction data being erased, and even entire crypto portfolios destroyed.

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Bitcoin’s Surging Transaction Fees Viewed As “Direct Attack” By A Cross-Section Of The Community

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Skyrocketing bitcoin fees: demand surge or DoS attack?

Crypto enthusiasts on social media have expressed concerns about soaring bitcoin (BTC) transaction fees and a growing backlog of unconfirmed transactions, prompting speculation about a potential denial-of-service (DoS) attack on the network.

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Hacker Behind $200M Euler Attack Apologizes, Returns Millions in Ether, Dai to Protocol

The attacker sent over 7,000 ether to Euler Tuesday and seemingly apologized for their actions in a transaction message.

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ZenGo uncovers 'red pill attack' vulnerability in popular Web3 apps

The vulnerability has since been patched, although it affected several leading transaction simulation vendors.

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DeFi trader suffers 100% slippage in sandwich attack

Arkham Intelligence reveals a transaction where the trader experienced a sandwich attack leading to a 100% slippage.

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Top Cardano-powered DEX MinSwap saw front-running exploit

Minswap investigates a front-running attack on its platform after a user called their attention to a suspicious transaction.   Minswap, one of Cardano’s foremost multi-pool decentralized exchanges, experienced a front-running attack yesterday, Dec.

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Huge Transaction Brought Down LND For The 2nd Time. Is Blockstream Responsible?

Is LND broken? Or was the ridiculously large transaction that unsynched it a direct attack on the LND implementation? Does all of this affect the larger Lightning Network? And what about the bitcoin network? This story starts with all kinds of questions and can’t promise to answer them all. The game is afoot. Something’s going […]

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Why are Zcash holders worried, given the growth in size of blockchain

Concerns about a potential spam attack have arisen as a result of the unexpected growth in the size of the Zcash (ZEC) blockchain caused by increasing transaction volumes. Jameson Lopp, co-founderThe post Why are Zcash holders worried, given the growth in size of blockchain appeared first on AMBCrypto.

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На блокчейн Zcash совершили спам-атаку

Блокчейн ориентированной на приватность криптовалюты Zcash (ZEC) подвергся спам-атаке, которая заполняет блоки защищенными транзакциями с сотнями выходов. The zcash spam attack continues. Almost every block contains a shielded transaction with hundreds of outputs.

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Are Monero Developers Behind the Latest Zcash Attack?

An unidentified spammer has wreaked havoc with Zcash node operators by filling transaction blocks with myriad shielded transaction outputs. The post Are Monero Developers Behind the Latest Zcash Attack? appeared first on BeInCrypto.

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Hackers Lose 5 Ether While Trying to Attack Near Protocol’s Rainbow Bridge

Automated security processes caused the attackers to lose money while trying to submit a fabricated transaction on the Rainbow bridge.

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Хакер вывел $90 млн из протокола Mirror. Это обнаружили спустя семь месяцев

Работающий на базе Terra DeFi-протокол Mirror стал жертвой эксплойта на сумму более $90 млн. Его обнаружил аналитик FatMan, а подтвердили специалисты фирмы по кибербезопасности BlockSec. As pointed out by many followers (thanks very much), the attack transaction can be viewed on the ‘classic’ chain(https://t.

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Ransomware Gang Extorted 725 BTC in One Attack, On-Chain Sleuths Find

The infamous Conti ring’s internal messages, leaked in February, served as a jumping-off point for a new transaction analysis by Crystal Blockchain.

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Хакер взломал DeFi-протокол Zeed, но не забрал $1 млн

Неизвестный использовал уязвимость DeFi-протокола Zeed на базе BNB Chain, но не забрал средства на $1 млн. 1/ What if rewards can be tripled?Our system detected an attack transaction(https://t.

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Polygon Under Threat From A Blockchain Game Sending Gas Prices To New Highs

The Polygon network is experiencing sluggishness in transaction speed and gas spikes.   Sunflower Farmers have been discovered as the source of the unintended attack.   Polygon became popular due to its network efficiency and is championing a lot of blockchain initiatives.

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Solana network slows to a crawl following alleged DDoS attack

On Thursday, the Solana network experienced a significant slow down in transaction processing, sparking fears of another DDoS attack. The post Solana network slows to a crawl following alleged DDoS attack appeared first on CryptoSlate.

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Binance Smart Chain project hack leads to theft of $139 million

Another day, another hack on the Binance Smart Chain. The decentralized transaction protocol BXH was attacked on Binance Smart Chain [BSC]. Although the method of the attack is not known yet, the BThe post Binance Smart Chain project hack leads to theft of $139 million appeared first on AMBCrypto.

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Solana and Arbitrum knocked offline, while Ethereum evades attack

Solana’s validators are preparing a new release after the network was brought down by a sudden surge in transaction volume, while Ethereum evaded a malicious attack.

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Transaction batching protocol Furucombo suffers $14 million “evil contract” hack

The latest attack relied on user permissions granted to the protocol

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Verge (XVG) surfers reorganization attack losing six months worth of data

Privacy-centric stablecoin Verve has been hit by a DDoS attack, causing the platform to lose transaction dates from July last year. The attack means thousands of balances have disappeared, and users who bought or received Verge (XVG) from July 2020 may have lost their balances.

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DeFi Exchange Hacker Returns Stolen Funds to ‘Nurse’ After $6m Attack

Over the weekend, an abnormal transaction caught the attention of multiple crypto analysts. In the incident in question, an anonymous user withdrew 80,000 ETH worth of flash loans from Aave, plus $116 million in flash loans from Uniswap.

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Lightning Network Exploits Continue to Hinder the Bitcoin Scaling Solution

While bitcoin has run-up to all new price highs in 2020, a great number of crypto supporters have been complaining about the mempool backlog and the high fees needed to send a transaction. Meanwhile, the Lightning Network is far from seeing widespread adoption, and a number of attack vectors have been revealed this year.

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Hard Problems in Cryptocurrency: Five Years Later

Special thanks to Justin Drake and Jinglan Wang for feedback In 2014, I made a post and a presentation with a list of hard problems in math, computer science and economics that I thought were important for the cryptocurrency space (as I then called it) to be able to reach maturity.

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MakerDAO bug could’ve let hackers steal Ethereum powering its DAI stablecoin

MakerDAO, the decentralized organization that runs on Ethereum, has disclosed an enormously dangerous security flaw that could’ve allowed an attacker to steal collateral powering its Dai stablecoin with a single transaction.

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Large Scale Dusting Attack On Litecoin (LTC) Users: Binance

A large scale dusting attack has been suffered by Litecoin users, reported Binance on August 10. A dusting attack is a new kind of malicious activity where scammers and hackers try and break the privacy of the cryptocurrency users by sending tiny amounts of coins to their personal wallets. Attackers track down the transaction activity […]

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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.

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Infographic: An Overview of Compromised Bitcoin Exchange Events

The purpose of this infographic is to visualize the size of large cryptocurrency hacks that have occurred in the past as if they all happened today. The hacks included in this infographic extend beyond exchanges, as there were other large entities that experienced cryptocurrency hacks, such as marketplaces like Silk Road 2.

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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.

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‘Satoshi Nakamoto’ is Mining Over 40% of Bitcoin Cash, Sparking Fears of 51% Attack

By CCN. com: According to blockchain data and CCN/Hacked reporter Greg Thomson, an anonymous miner who embeds the words “Satoshi Nakamoto” into all of the blocks they mine currently controls more than 40% of Bitcoin Cash’s hashrate.

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CoolWallet S Review: An ‘Everyday’ Wallet for Crypto?

The CoolWallet S, made by CoolBit X, combines hot and cold storage solutions, blending the mobility afforded by software wallets with the enhanced security features offered by hardware wallets.

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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.

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QCoin ICO

The main design goal of QCoin and Quantum1Net is to create a digital financial system that uses networking as an underlying value, just like the internet works in the sense that everyday internet networking creates value for ISPs, Online Merchants and others.

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Stanford Student Calls Out Crypto Professor for Inaccurate Bitcoin Lecture

In January of 2019, student Conner Brown attended a guest lecture by a Professor Susan Athey at the University of Stanford Graduate School. She gave a presentation to his “Evolution of Finance” class titled “Blockchain and the Future of Finance.

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Grim Stories of Ethical, Privacy Abuses Emerge About Coinbase’s New Partners

When Coinbase acquired Neutrino for an unspecified amount in February 2019, the news looked like business as usual: A cryptocurrency juggernaut had made another acquisition.

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Is It Time to Take an Initiative to Decrease Bitcoin’s Block Size Seriously?

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.

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Blockstream Open Sources Development of Its Proof of Reserves Tool

On February 4, 2019, blockchain tech company Blockstream announced the development of a “proof of reserves” tool to standardize the authenticity of exchanges’ crypto reserves.

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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.

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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.

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Ethereum Classic (ETC) 51% attack proof that shitcoins have no hope of succeeding?

On January 7th, the story broke about Ethereum Classic, the less popular result of the much-publicized post-DAO-hack Ethereum hard fork, suffering a 51% attack. After more than 200 thousand ETC ended up being stolen through double spending attacks and transaction reversal, ETC development team reacted and promised to look into a solution to what appears […] The post Ethereum Classic (ETC) 51% attack proof that shitcoins have no hope of succeeding? appeared first on CaptainAltcoin.

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Coinbase Suspends Ethereum Classic After Blockchain History Rewrites

Ethereum classic's blockchain has been hit by a suspected 51 percent attack, leading to reorganizations of its transaction history.

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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.

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BSV User Films Himself Supposedly Double Spending his Crypto on a 0-conf Transaction

Bitcoin Cash SV (BSV), the altcoin born after the fork of Bitcoin Cash, seems not to be as secure as Craig Wright says as some hours ago a user reportedly was able to double spend his coins in a “0-conf transaction”.

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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.

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Op Ed: Anatomy of the Tether Attack: Are Stablecoins Vulnerable?

“Go for the Jugular” is the advice George Soros gave to his team during his famous attack on the British pound for a profit of $1 billion on so-called Black Wednesday in 1992.

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What Bitcoin Did Gets Technical with Crypto-Educator Jimmy Song

<iframe style="border: none" src="//html5-player. libsyn. com/embed/episode/id/7132345/height/90/theme/custom/autoplay/no/autonext/no/thumbnail/yes/preload/no/no_addthis/no/direction/backward/render-playlist/no/custom-color/87A93A/" height="90" width="100%" scrolling="no"  allowfullscreen webkitallowfullscreen mozallowfullscreen oallowfullscreen msallowfullscreen></iframe> On the latest episode of What Bitcoin Did, host Peter McCormack interviews Jimmy Song, a consultant in blockchain education, to take an in-depth look at a relatively recent incident in the world of cryptocurrency and use that as an example to segue into a deeper discussion on the possible trajectories of Bitcoin itself.

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Monero Releases Malware Response Group and Successfully Patches Burn Bug

Monero has officially released its Malware Response Workgroup website yesterday. In an effort to help protect Monero’s community, the website aims to provide resources to educate about the types of malware that may take advantage of users.

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Novice, Intermediate or Expert? A Quiz to Test Your Bitcoin Knowledge

Think you know the ins-and-outs of bitcoin? Test yourself with 30 questions that grill you on Bitcoin’s history, technology and politics. The 30 questions are split up into three segments ranging from novice to intermediate to expert, and cover a wide range of topics across the Bitcoin landscape.

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