here's a presentation to get your students safe online. February being the International month for being safer online, I am sure this resource will be useful to you for the Safer Internet Day.
It contains 24 slides with
1. an introduction about the use of digital media
2. the benefits of the new technologies
3. the dangers involved in the use of technologies
4. a video about cyberbullying
5. a reflection about cyberbullying vs Freedom of Speech
6. tips to use the Internet safely
7. a mini quiz about several situations and what students would do in these situations.
8. 4 possible challenges to engage your students actively to promote a safe use if the Internet
Enjoy. If you are looking for more about e-safety resources, you might be interested by this resource about bullying and cyberbullying