The Information Security Department has issued guidelines for emergency handling of WannaCry extortion codes for users as well as organizations and businesses to avoid damage
Vietnam is also on the list of countries that have been attacked by WannaCry blackmail, so be careful.
The new type of extortion attack code disables many computers at British hospitals, causing health care operations to stall.
WannaCry software, also known as extortion virus software, has been a flash attack, causing about 75,000 computers in 99 countries to be infected with malicious code.