10 March 2021, 10:12 pm EST By In the beginning of the month of March, Microsoft revealed that there were vulnerabilities reported in its Exchange Server mail and calendar software. This system is being used by several government entities and personels in different private and public companies. So far, as per initial investigations, the hackers were called as Hafnium, allegedly Chinese hackers. About 30,000 companies and organizations were affected on the said hacking. However, there were still numbers that are unconfirmed. As an individual or private company, should you be worried about this? Microsoft hack: Are you affected? (Photo : Photo Illustration by Scott Barbour/Getty Images)