Cyber insurance have already started to find other ways to avoid covering losses related to cyberattacks linked to nation-state hackers.

The State Department is offering $10 million for the location of six Russian intelligence officers in the Sandworm unit.

Some believe Russia has already crossed the line on rules and norms governing behavior in cyberspace.

The NotPetya attacks crippled businesses around the world and led to an estimated $10 billion in costs.

To some, the president's words reflected dated and misguided thinking.

Iran and perhaps China seem to have moved into the game of disruptive ransomware attacks.

Certain Iran-linked hacking groups are increasingly willing to use tactics associated with financially motivated criminals, researchers say.

Nation-state attackers do more financial damage than one might expect, the Cyentia Institute study found.

NotPetya cost a reported $1 billion to a collection of U.S. organizations, officials said.

It's the first restrictive measure out of the EU in connection with cyber activities.