Cortana can be used to hack Windows 10 PCs
 

Cortana might be super helpful at keeping track of your shopping lists, but it turns out it's not so great at keeping your PC secure. Researchers from McAfee have discovered that by activating Cortana on a locked Windows 10 machine, you can trick it...

https://www.engadget.com/2018/06/13/...indows-10-pcs/