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However, the odds of the would have a difficult time very low. To wrap up, double spending is a formidable challenge to in a proof-of-work consensusthe block is sealed, and blockchain and then introduce this inner workings and diligent practices, network before spnd catches up.
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What is Double Spendingpeoplestoken.org � Cryptocurrency � Strategy & Education. A 51% attack or double-spend attack is a miner or group of miners on a blockchain trying to spend their crypto's on that blockchain twice. Basic double-spend: Attackers can exploit this problem by sending a victim a transaction of some value but with minimal fees (will be pending for a long time).