Tim Berners-Lee, who proposed the creation of the internet 30 years ago, says governments must "translate" laws for the digital age to prevent malicious behaviour online.
In a speech today to mark the anniversary of his proposal, Berners-Lee, 63, is warning that tech giants should not be allowed to "pursue short-term profit" at "the expense of human rights and public safety".
He is speaking at London's Science Museum today and says that as well as making our daily lives easier, his invention has provided opportunities for scams and "those who spread hatred".
"Governments must translate laws and regulations for the digital age.