The Windows 10 update marks a major turning point for Microsoft customers who want to move to a cloud-based version of the classic operating system. Cisco revealed that cybercriminals are creating versions of the companys email messages that, if clicked on, will inject the CTB Locker malware onto devices. A PC or tablet with the malware will essentially be frozen unless the victim makes a cash payment within a four-day period. Microsoft may have overlooked a few other default features that could put consumers at risk without being aware of it.”]