the system would have alerted the problem had mh-370 been near their air space. >> once it would be unidentified, it's a possibility of security background for such an incident, security incident would be announced and start to be managed. >> reporter: managed by alerting the airline and air defense forces. informed by the data already scoured by the data matrix at the center's core. since flight mh-370 disappeared, checks here have become more rigorous. as they see a new threat emerging -- the air crew. >> maybe we -- the last ring of trust was broken. >> just for weeks ago, an ethiopian airlines co-pilot hijacked a padgett he was flying, seeking asylum in switzerland. three months before that, a mozambique airlines hijacked a