A great idea for a lesson or a unit of lessons can be found on the Australian Government website esaftey. For these lessons it has students explore being safe and secure online and practising the essential steps of Ask, Check and Think before proceeding with anything in the digital world. The students will complete a worksheet where they talk about their personal online security plan.

https://www.esafety.gov.au/sites/default/files/2020-08/Be%20Secure%20Lesson%20Plan.pdf