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double spend

What is a 51% Attack?

June 1, 2018 By Chris Burgess

51 percent attack

Newcomers to crypto may hear of the expression a “51% attack”. In simple terms a 51% attack is when someone controls 51% or more of a cryptocurrency’s network and can manipulate transactions. Once in control, an attacker can do what’s called “double spend”, essentially being able to spend twice (for those interested, check out the […]

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