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Nalezeno "51% Attack": 931

Telecom Argentina S.A Hit by Major Ransomware Attack, Criminals Demand $7.5M Worth of Monero

21.7.2020
Telecom Argentina S.A has been hit by a ransomware attack and the cyber-criminals are demanding $7.5 million paid in the privacy coin monero. The Spanish language site, elperiodista.com quotes anonymous employees stating that the attack started last Wednesday. Initially thought to be a small...

Ethereum Challenges Hackers to Attack Proposed 2.0 Networks

20.7.2020
The Ethereum Foundation launched two Eth 2.0 attack networks for hackers to break in exchange for a bug bounty

Major Argentine Telecom Falls Victim to $7.5M Monero Ransomware Attack

20.7.2020
Argentina's largest telecommunications company has fallen victim to a $7.5M ransomware attack

New Trojan Attack Targets Mac Users to Steal Cryptocurrency

16.7.2020
Researchers discovered a new trojan targeted at crypto traders using trading applications on macOS

Binance CEO Criticizes Twitter Security After Coordinated Attack on Prominent Accounts

16.7.2020
Talking to CoinDesk at the World Blockchain Summit Asia on Thursday, Chanpeng "CZ" Zhao called Twitter's security "weak" after a wave of account breaches Wednesday

Twitter Hack: ‘Social Engineering Attack’ on Employee Admin Panels

16.7.2020
Hackers were able to get away with posting fake Bitcoin giveaways on various Twitter accounts thanks to high level internal admin access

Twitter Says ‘Coordinated Social Engineering’ Attack Caused Bitcoin Scam

16.7.2020
Twitter says "a coordinated social engineering attack" against an employee caused Wednesday's massive takeover

Massive Twitter Attack: Apple, Joe Biden, Elon Musk, Bill Gates, Jeff Bezos, Uber Tweeting Bitcoin Giveaway Scam

16.7.2020
A massive attack hit crypto Twitter on Wednesday as many prominent accounts began tweeting about a bitcoin giveaway. Soon it was apparent that the breach was much more serious when major corporations and famous people tweeted that they will double your bitcoin, including Apple, Google, Joe Biden...

Hackers Take Over Prominent Crypto Twitter Accounts in Simultaneous Attack

15.7.2020
Hackers pumping a crypto giveaway scam appear to have compromised the Twitter accounts of leading exchanges, individuals and at least one news org

Apparent Coordinated Twitter Attack Targets Binance, CZ, Gemini, and More

15.7.2020
Recent events indicate that Binance's Twitter account may have been compromised

Attempted 51% Attack on Bitcoin Gold Was Thwarted, Developers Say

11.7.2020
A 51% attack on Bitcoin Gold was unsuccessful

Avalanche Launch Fumbles: ‘A Highly-Sophisticated DDoS Attack Derailed Token Sale’

9.7.2020
On July 8, 2020, some members of the cryptocurrency community were prepared to leverage the AVA Labs Avalanche (AVAX) token sale, in order to acquire some of the highly anticipated coin on Wednesday. However, due to “record-breaking demand” and a “highly-sophisticated DDOS...

Bitcoin’s Lightning Network Is Vulnerable to ‘Looting’: New Research Explains

6.7.2020
Computer scientists Jona Harris and Aviv Zohar have examined the Lightning Network's "flood and loot" attack which preys on Bitcoin congestion

Researchers Expose Flaw in Bitcoin Wallets That Could Be Exploited for Double-Spending

2.7.2020
A standard way to transact Bitcoin could be vulnerable to double-spending and DoS attacks, ZenGo has found

UCSF Hospital Paid $1.14M in Bitcoin After Ransomware Attack

30.6.2020
Ransomware group Netwalker is believed to be behind the attack on UCSF which temporarily restricted access to the School of Medicine’s data

Researchers Say New Lightning Network Attack Could Create ‘Chaos’

29.6.2020
The Lightning Network is susceptible to attacks that could drain Bitcoin wallets by flooding the blockchain

Russian Blockchain-powered Voting Platform ‘Withstands Node Attack’

29.6.2020
The operators of Russia’s blockchain voting system say their platform successfully repelled a hacking attack in the nation’s referendum on constitutional reform. Blockchain voting is being piloted in the cities of Moscow and Nizhniy Novgorod, and began on June 25. Citizens in both cities were...