I am going to tell about I phone 5s security. I am a little boy 18years young. I have used I phone from 2012. It looks too impressive by his smart look. It's processing is very fast then other phone. All of celebrities would like to use I Phone. It's parts were too best quality products. In the world I think that is is the most famous and popular phone. It's color was very good quality because it's color life was a long time tension less. I refer it all the people who interested in purchasing phone.