Channel 4 News has revealed how all the photos, contacts and info on many old phones can be accessed, even after the devices has been reset. Take our quiz to find out if your phone’s at risk.
Our mobile phones have come a long way from the classic old Nokia 3310s. And with the average phone user upgrading their phone every 12, 18 or 24 months, there are now nearly 80m devices in the UK.
From text messages to your partner, to accessing your bank account: your phone could hold the key to some of your most personal secrets. Take our quiz to find out whether the way you use your phone is putting your data at risk.
SensePost experts will be taking part in a live Twitter Q&A after Channel 4 News from 8pm – follow @DataBabyC4 or #datababy to take part