If you would like to understand more about keeping your child safe and protecting them from abuse online, there are useful guides available from the following links:

How to...guides (Think U Know)

Your guide to the social networks your kids use (NSPCC)

http://parentinfo.org/

https://www.childnet.com/parents-and-carers

https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/444865/Advice_for_parents_on_cyberbullying.pdf