Here's how easy it is to get past an iPhone's fingerprint sensor

The fingerprint sensor in your iPhone may seem like a secure way to keep your files safe, but it's actually pretty easy to get past it.

Business Insider met with fingerprint sensor company $4 at Mobile World Congress in Barcelona to find out how to get past an iPhone's fingerprint sensor.

Vkansee produces tiny optical fingerprint sensors that it says capture more detail than the sensors in an iPhone.

To prove how different a Vkansee sensor is to an iPhone one, we tried an experiment to see whether Play-Doh could unlock my iPhone.

Here's what happened: