by Tom Warren, The Verge
Cortana on the lock screen has some security exploits.
Microsoft has issued a Windows 10 security update to prevent hackers from breaking into PCs using Cortana. Microsoft’s digital assistant is built into every version of Windows 10, McAfee security researchers discovered it could be summoned from a lock screen to execute malicious software. Any potential hacker would need physical access to a PC, and McAfee details methods to get the digital assistant to index files from a USB drive and execute them.