Anton Peraire-Bueno, 24, and James Peraire-Bueno, 28, were arrested this week for allegedly stealing around $25 million by exploiting the Ethereum blockchain.

Two brothers who studied mathematics and computer science at MIT were arrested this week and face fraud charges after they allegedly exploited the Ethereum blockchain to steal $25 million worth of cryptocurrency in a scheme that took months to plan but was executed in around 12 seconds, said the U.S. Department of Justice on Wednesday.