Bitcoin testnet griefing attack generates three years worth of blocks in one week, frustrating developers
A griefing attack on the Bitcoin testnet network disrupted its normal functioning. A griefing attack is when someone intentionally spams transactions on a network, increasing its workload and throwing off its usual operations. Griefing attacks often frustrates other network users, as it's harder to run applications on top of the system, while not financially benefiting the attacker.
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