A new AI system that monitors video content online as it is viewed and blurs anything unsuitable before youngsters see it has been developed.
It is one of a number of tools designed to protect children and teenagers as they explore the internet. But can tech really help solve the problems that tech creates?
BBC Click’s Lara Lewington reports.
The BBC has information on what to do if children see something upsetting online
For information and support on mental health and suicide, access the BBC Action Line