(Reuters) – Wall Street Journal-parent News Corp said on Friday one of its network systems containing sensitive business information, including personal data of its customers and employees, was the “target of persistent cyberattack activity”. The company did not immediately respond to a request for comment on a WSJ report https://www.wsj.com/articles/cyberattack-on-news-corp-believed-linked-to-china-targeted-emails-of-journalists-others-11643979328 that said cybersecurity firm Mandiant’s investigation of the attack showed the hackers “likely meant to gather intelligence to benefit China’s inte…