Talos offers an excellent article on the state of  cybersecurity insurance for business risk mitigation & protection.  Still some sectors are slow to adopt insurance protection – even though policies & protection are improving to keep track on the changing computer landscape

https://blog.talosintelligence.com/2019/08/cyber-insurance-FAQs.html

Even back in 2016, Cisco Talos called the realm of cyber insurance “new and immature.”  But since then, the market has changed drastically, and these kinds of policies are becoming more popular. Still, some businesses have been slow to adopt these policies. According to a study by J.D. Power & Associates and the Insurance Information Institute released in October 2018, 59 percent of businesses still do not have any form of cyber insurance.