The curious case of the $600 million crypto heist

Photo caption: Despite their volatility and concerns over the huge quantities of electricity involved in trading them, cryptocurrencies like Bitcoin and Ethereum have soared in popularity in recent years. Article by Katy Lee. Tech Xplore – August 12, 2021.

Cryptocurrency investors have been transfixed over the past few days by the antics of a mysterious hacker who stole more than $600 million—before gradually giving it back.

But was the thief a good samaritan who stole the money to expose a dangerous security flaw, or  […]

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