A new survey shows children are unsupervised for 80 per cent of the time they're online.
Three-hundred 10-to-15 year olds were polled by Niall Mulrine - a computer expert, who gives anti-bullying lectures.
Another study - of more than 200 16-to-18 year olds - found almost ALL of their time online was unsupervised.
The research has sparked concern over the opportunities afforded to cyber bullies to abuse their victims.
Meanwhile, legislation or regulation is needed to police anonymous online insults.
Thats according to the Chairman of the Oireachtas committee on Communications who has called a meeting for early in the new year to discuss the role of social media in public debate
Deputy Tom Hayes says he is prioritising the issue following a recent number of suicides which have been linked to cyber bullying.
He believes its time to put a plan of action in place and hopes to have more details finalised by February: