TOKYO -- Japan's Self-Defense Forces used USB drives containing a China-linked virus on computers with access to classified information for nearly a year, then elected not to disclose the matter even though similar memory sticks were widely available online, a Nikkei investigation has revealed.
Counterfeit memory sticks infected computers that had access to classified information
The Ground Self-Defense Force used USB drives infected with a virus said to be linked to Chinese hackers. (Photo by Taro Yokosawa)