Chat with us in Facebook Messenger. Find out what's happening in the world as it unfolds.

qmb quest digital wafare firewalls_00002407.jpg
qmb quest digital wafare firewalls_00002407.jpg

    JUST WATCHED

    Quest: Keep safe from 'hack-a-roonies'

MUST WATCH

Quest: Keep safe from 'hack-a-roonies'

CNN's Richard Quest explains how firewalls are the main defense against computer hacking.

Quest: Keep safe from 'hack-a-roonies'

CNN's Richard Quest explains how firewalls are the main defense against computer hacking.