Peter Saunders from the National Association for People Abused in Childhood (NAPAC), has called for the government to allocate more funding to police services working to tackle the growing number of children being abused on webcams and live video streaming technology online.
Speaking on Daybreak, he said: "The crime of child abuse is possibly the most hidden crime of our society....We have a lot of work in society to do."
More top news
Police appeal for information after father and two young children go missing from Kent home.
A father has been sentenced to life in prison after being convicted of intentionally leaving his toddler son to die in a hot car.
Theresa May has refused to rule out paying money to the EU after we leave, so that UK firms can still trade with the single market.