Could this wi-fi doll give your personal data away?

Technology companies are increasingly integrating the internet with devices such as household appliances likes fridges and kettles.

Toy manufacturers are also making use of connectivity.

However, experts have warned that connecting such items to a wi-fi network could cause a major security risk to users.

The possible problems caused by this are to be discussed at Europe's biggest computer security event.

Rory Cellan-Jones reports.