The Guardian website has a selection of articles and resources looking in-depth at the various issues concerning online privacy. There's advice on how to manage your online identity (including how to delete it), discussions by privacy experts and more.
Useful resources for Parents and Carers
Submit tells the stories of the families affected by cyberbullying.
A brief and practical overview to the importance of password and online identity management
If you are posting anywhere on the internet be careful what you post. Once you post it, it is out of your control; this includes Youtube videos, which can easily be downloaded and reposted
ConnectSafely and iKeepSafe have produced this in-depth guide to Facebook for parents.
4 of the biggest internet service providers have produced helpful videos for parents and carers.