![](https://assets.weforum.org/article/image/gs8tVJQeO1npqrzVg-HgK0p_5IaMMowd6ssCsyxlcdk.jpg)
Fourth Industrial Revolution
How can you prove your identity online?
Technology may change, but the challenge remains the same: How can a digital system authenticate an analog human’s identity?
Jungwoo Ryoo is the head of the division of business and engineering and a professor of Information Sciences and Technology (IST) at the Pennsylvania State University-Altoona. Ryoo is also a graduate/affiliated faculty member of the college of IST at Penn State.