The struggle to shape the experiences young people have online is now part of modern parenthood. As children and teenagers spend increasing amounts of time online, a significant share of parents and guardians now use Internet filtering tools (such as parental controls) to protect their children from accessing sexual material online. However, new research from the Oxford Internet Institute, University of Oxford has found that Internet filtering tools are ineffective and in most cases, were an insignificant factor in whether young people had seen explicit sexual content.