Video Duration 02 minutes 28 seconds

Experts warn of new cyber-attack threats

Wanna Cry virus locked data and demanded a ransom on more than 200,000 computers in 150 countries.

Further large-scale disruption in the wake of Friday’s ransomware computer attack appears to have been averted. The Wanna Cry virus locked data and demanded a ransom on more than 200,000 computers in 150 countries.

But there are still many questions about who is responsible. Experts say the latest attack is unlikely to be the last.