Cyber-attack hackers threaten to share US police informant data
Washington DC's Metropolitan Police Department has said its computer network has been breached in a targeted cyber-attack, US media report.
A ransomware group called Babuk is reportedly threatening to release sensitive data on police informants if it is not contacted within three days.
The FBI is investigating the extent of the breach, US media reported, citing the Washington DC police department.
Ransomware is used to scramble computer networks and steal information.
