Today‘s technology lets terrorists ‘become their own mass media,‘ analyst says

Social network giants and their users should share the responsibility of alerting authorities about online radicalism as soon as they spot it, according to a security expert.

“With social media, and with the internet today, basically terrorists can become their own mass media and, certainly, more does need to be done to try to take that ability away from them,” Scott Stewart, vice president for tactical analysis at geopolitical intelligence firm Stratfor, told CNBC‘s “” on Monday.

His comments come days after a gunman killed 50 people in two mosques in Christchurch, , and livestreamed the attack as it happened.