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Monero’s Stress Test & The Risks to PoW Security
Earlier this month, Monero faced a major network security incident. A Layer-1 blockchain called Qubic claimed control of over half Monero’s hashrate, allowing it to briefly rewrite part of the network’s transaction history. The episode demonstrated how smaller Proof-of-Work (PoW) blockchains can be more exposed to disruptions in consensus, raising questions about mining concentration and long-term security. While the incident was framed as a “stress-test” rather than a real double-spend attack, it shed light on the importance of distributed mining power and sustainable incentives for miners to secure PoW ... (full story)
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