Singapore Airshow: Planes face new cyber-security risks

The disappearance of MH370 nearly two years ago raised more questions than answers.

One of the many conspiracy theories was that the plane was so-called 'cyber-jacked', or taken over remotely by hackers.

Most experts have dismissed that. But given the advances in aircraft technology, is it still a possibility?

Cyber-security is one of the hot topics at the biggest airshow in Asia, currently underway in Singapore.

The BBC's Leisha Chi reports.

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