Experts from the University of Cambridge have found that how we use facebook can reveal intimate information about our personality.
Specialists at the Psychomerics centre could predict users religion, political views and even IQ by looking at their likes.
They warn that in the wrong hands that data could pose a threat to people's safety.
More top news
A charity shop in Framlingham Suffolk has been inundated with Ed Sheeran fans today keen to grab an item of his clothing.
This evening will start mainly dry but cloud will then thicken as outbreaks of rain spread east later in the night. Lows of 12 deg C
This afternoon staying dry and warm despite a strong breeze in places, especially along the coast. Highs of 24 degrees.