A sophisticated attack on Microsoft Corp.’s widely used business email software is morphing into a global cybersecurity crisis, as hackers race to infect as many victims as possible before companies can secure their computer systems. Source: [url=https://mybroadband.co.za/news/security/388686-microsoft-blames-china-for-attack-on-email-service.html]Microsoft blames China for attack on email service[/url]