An attack on a blockchain network that occurs when a hacker gains access to a user's private key.
An attack on a blockchain network that occurs when a user sends coins to the wrong address.
An attack on a blockchain network where a single entity or group of entities takes control of over 50% of the network's computing power, giving them the ability to manipulate the network in various ways.
An attack on a blockchain network that occurs when there is a software bug.
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