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Nalezeno "Reorg attacks": 4
Monero Suffers Deepest-Ever Blockchain Reorganization, Invalidating 118 Transactions
15.9.2025
The reorganization was pinned on Qubic, which has acquired over half of Monero's mining power last month and uses XMR rewards to buy and burn its own token
Monero’s 51% Attack Problem: Inside Qubic’s Controversial Network Takeover
12.8.2025
Qubic says it has achieved hashrate dominance over Monero, sparking concerns over the future of the network's decentralization
Qubic Claims Majority Control of Monero Hashrate, Raising 51% Attack Fears
12.8.2025
Qubic’s claim of majority control over Monero’s hashrate sparks warnings of a potential 51% attack, reviving fears over one of crypto’s most disruptive network threats
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