Ransomware group demands $51 million from Johnson Controls after cyber attack

Johnson Controls, a multinational conglomerate that secures industrial control systems, security equipment, fire safety and air conditioning systems, has been hit by a massive cyber attack. The company, which employs over 100,000 people around the world, suffered a ransomware attack over the weekend which left data encrypted and caused it to shut down sections of its IT infrastructure.

The Dark Angels ransomware group has claimed responsibility for the attack, and claims to have exfiltrated over 25 TB of data from the organisation.

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Source: Bitdefender