As children become more knowledgeable and skilled with computers parents are increasingly concerned that they are not keeping up with the technology and inadequate at policing the situation.
made a surprise move last week and shut down its user-created chatrooms.
Children know to run away from a suspicious stranger who approaches them in the street or park, but they believe they are invincible on the internet.
Some children may have no fear of online dangers or concerns about chat safety.
Kids with social networking sites are "no more likely than other youths online to have uncomfortable or scary contacts with unknown people," the report said.