Before COVID-19, children would spend a lot of the day at school. There they would be taught about internet safety and be protected when going online by systems that filter or restrict access to online content.
Schools provide protective environments to restrict access to content such as pornography and gambling. They also protect children from various threats such as viruses and unmoderated social media.
Read more: https://theconversation.com/cyber-threats-at-home-how-to-keep-kids-safe-while-theyre-learning-online-136264