Smartphones have become an indispensable tool for most of us. We use them for a wide range of activities, from gaming to checking social media to accessing work apps. Because of heavy use, our smartphones may sometimes run out of battery. When that happens and you’re out in public with no access to your charger, using public charging kiosks to bring your phone back to life can seem like a good idea — but it’s not.

We’ve come to rely on our smartphones to help complete daily tasks, and this has resulted in the need to recharge our phones multiple times a day. But when you’re far from your charger, public charging kiosks can seem like a good substitute. However, this can lead to an incident of “juice jacking.