The latest smart phones scan your face to identify you and to unlock the device. Clever researchers have found that a common 3D printer can print a replica of your face/head that works just as well as your real face.
Oops! Your 3D-Printed Head Can Trick Your Phone To Unlock
![](https://www.technocracy.news/wp-content/uploads/2018/12/3D_Printing_Zamenhofs_Head-777x437.jpg)