The following websites provide useful information about how you can keep your children safe when they are online.
CEOP – report abuse: www.ceop.police.uk
Internet matters – a guide to help you through many issues children can experience when using the internet. http://www.internetmatters.org/
NSPCC Share Aware: http://www.nspcc.org.uk/preventing-abuse/keeping-children-safe/share-aware/
Facebook privacy settings – a useful guide http://www.adweek.com/socialtimes/facebook-privacy-settings/335060?red=af