Throughout Safer Internet Day police are posting e-safety tips on social media.
And they're urging parents to montor their child's online activity.
It'll culminate in a Facebook Live Q&A at 7pm tonight.
Kenny Gracey from Newry and Mourne PSNI told Q Radio that parents have a role to play in keeping their children safe online:
Online safety expert Wayne Denner says internet safety day should kick-start a vigilant approach to online activity: