Why is ransomware on the rise?

Two high-profile cyberattacks on critical infrastructure companies over the past month have shone what experts say is a much-needed spotlight on the rising threat of ransomware. An attack against Colonial Pipeline in May forced the company to temporarily shut down 5,500 miles of pipeline that it said supplies nearly 45 percent of the East Coast’s fuel. Colonial eventually paid the extortionists—a group known as DarkSide—nearly $5 million in Bitcoin. The FBI has