How can riders stay safe when using Uber? After aspiring lawyer Samantha Josephson was killed by a man police say she mistook for her Uber driver, passengers are reminded about the risks of taking rides from virtual strangers. Security expert Steve Kardian has advice for people using the ride-sharing app. “The Uber app will send passengers’ important information before the ride begins,” Kardian explains. Riders should confirm the car they get into matches the license plate given in the app.