A group of hackers has demanded millions of dollars in ransom to end a cyberattack on CDK’s software systems, disrupting operations at auto dealerships across the United States. CDK, a major provider of software to car dealerships, has reportedly decided to pay the ransom. The attack, which has caused a three-day outage, has impacted several major auto retailers, including Sonic Automotive, Penske Automotive, and Ford dealerships.