Tag: hash rate
Future Blockchain Security Against 51% Attacks: Lessons from the 2025 Monero Incident
Explore how blockchain security evolved after the 2025 Monero 51% attack. Learn why Bitcoin remains secure, how rented hashrate changed the game, and what new defenses are emerging for 2026.
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What is a 51% Attack on Blockchain: Mechanics, Risks, and Prevention
A 51% attack lets a miner group rewrite blockchain history by controlling majority hash rate. Learn how double-spending works, see real cases like Ethereum Classic and Monero, and discover prevention strategies.
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