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Nalezeno "51% Attack": 904

Ethereum Classic Suffers Second 51% Attack In a Week

6.8.2020
Ethereum Classic has suffered a 4,000-block long reorganization, its second such incident in five days. The first attack, which saw more than 3,000 blocks reorged, saw an attacker steal more than 800,000 ETC, worth about $5.6 million

51% Attack Bleeds More Than $5m From Ethereum Classic

6.8.2020
Forensic analysis suggests the recent Ethereum Classic blockchain reorganization was a carefully orchestrated malicious attack

Scott Melker Recounts How He Fell Victim to a SIM Swap Attack

5.8.2020
The ‘Wolf of All Streets’ offers suggestions for how to protect one’s crypto assets and identity after his SIM was compromised in February

Travel Management Firm CWT Pays Out $4.5M in Bitcoin After Ransomware Attack

3.8.2020
The U.S. firm paid out a ransom of 414 bitcoin after its corporate files were locked up in a ransomware attack

Big Travel Firm CWT Pays $4.5 Million Bitcoin Ransom to Hackers

2.8.2020
CWT, one of the biggest travel companies in the U.S., this week paid $4.5 million in bitcoin to hackers who infiltrated the firm’s computer system, stealing sensitive corporate data. It is unclear whether customer information was also compromised. Reuters reported that the bitcoin wallet...

Single Miner Reorgs Ethereum Classic – Devs Report a Chain Split

1.8.2020
Members of the Ethereum Classic team reported that the network suffered a reorganization (reorg) today. The blockchain network is asking service providers to halt deposits while it carries out maintenance of the chain. The latest event follows a similar attack in January 2019, which led to some...

Ethereum Classic Undergoes Likely 51% Attack With 3693-Block Chain Reorganization

1.8.2020
Developers advise exchanges to pause ETC deposits and withdrawals

Twitter Releases Details of Attack Vector Used by Crypto Hacker

31.7.2020
Twitter has published an update on its investigation into the causes of the recent hack, during which 12 Bitcoin was conned out of the platform’s users

Blockchain Is Part of Australia’s Cyber Security Solution, Say Experts

31.7.2020
Australian experts suggest blockchain is an integral part to protecting Australia’s business and government from cyber attacks

Raising the Security Bar? Dash Claims a 51% Attack Is Not Enough

30.7.2020
While a 51% attack on Bitcoin will cost a billion dollars, Dash developers say an attacker needs more than money to attack the Dash network

CoinDesk Live Recap: The DAO Hack Is Still a Mystery

30.7.2020
The DAO attack was a foundational episode in Ethereum history. On Tuesday, CoinDesk Live gathered a handful of blockchain veterans to look back

English Football Club Hit With Multi-Million Dollar Ransomware Attack

23.7.2020
Cybersecurity authorities in the UK warned that ransomware could threaten the sports sector

'A New Class of Attack' In Crypto Is 'Actively Exploited' - Research

23.7.2020
The crypto market went through one of its wildest rides with the March market crash, among other events seeing a so-called "zero-bid" attack on MakerDAO, a decentralized lending facility built on the Ethereum (ETH) blockchain and the creator of the DAI stablecoin. A recent research...

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...