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Technology

Ransomware attacks are becoming more common – how do we stop them?

By Matthew Sparkes

21 May 2021

Âé¶¹´«Ã½. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

The Colonial Pipeline Houston Station, part of the oil pipeline that was shut down by a ransomware attack

FRANCOIS PICARD/AFP via Getty Images

On 7 May, hackers forced a major oil pipeline in the US to shut and prompted US president Joe Biden to declare a state of emergency. Within hours of the hack, which started the day earlier, Colonial Pipeline Company paid a ransom of 75 bitcoin – worth $4.4 million at the time – to recover the data being held hostage.

According to the US Federal Bureau of Investigation, the , a criminal group that…

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