With some cheering on attacks by anonymous hackers in Ukraine crisis, concern grows over an all-out cyberwar

There have also been reports of theft and publication of sensitive information from the Russian military, added Ms Joanne Wong, vice president of international markets at LogRhythm, a US security intelligence company.

“While we are seeing a lot of such reports, it is likely too early to tell whether these cyberattacks will turn the tides of war,” she said.