Just because a ransomware victim files a cyber-insurance claim does not mean the cost will be covered.

The ransomware shares a name with the villain in "The Avengers."

If victims don't report ransomware attacks to the FBI, insurers might be the next best source of information.

These figures come as insurers continue to assess whether to pay the extortion fees that hackers impose on their clients.

Insurers are exploring cybersecurity as an area with growth potential.