The secrets in your mobile phone

Your mobile phone or Blackberry knows everything about you - your friends, your movements, your location, the entire history of your communications - and with just a little bit of encouragement, is prepared to reveal it all.

There are already companies which specialise in cellphone forensic analysis for police forces, private companies and individuals snooping on suspect employees or wayward partners. An article in this week's New Scientist explores how anyone with an inquisitive nature can piece together your activities, and extract personal information like health records and bank passwords.