Agence France Presse

By Daniel Silva

Friday, November 6, 2009

MADRID (AFP) - The new “smart meters” utilities are installing in homes around the world to reduce energy use raise fresh privacy issues because of the wealth of information about consumer habits they reveal, experts said Friday.

The devices send data on household energy consumption directly to utilities on a regular basis, allowing the firms to manage demand more efficiently and advise households when it is cheaper to turn on appliances.

But privacy experts gathered in Madrid for a three-day conference which wraps up Friday warned that the meters can also reveal intimate details about customers’ habits such as when they eat, what time they go to sleep or how much television they watch.

With cars expected to be fuelled increasingly by electricity in the coming years, the new meters could soon be used to gather information on consumer behaviour beyond the home, they added.

“The collection and storage and retention of the data makes it vulnerable to security breaches as well as to government access,” Chr