Boeing Eyes Blockchain in Bid to Fight GPS Spoofing

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A new patent filing from Boeing suggests that the aircraft manufacturing giant is looking at how blockchain can help protect in-flight GPS receivers.

In a patent application released last Thursday by the U.S. Patent and Trademark Office, the developer of the world’s most popular airliner details an “onboard backup and anti-spoofing GPS system” that would be used if a plane’s primary system becomes unreliable or nonfunctioning.

GPS “spoofing” is a practice by which counterfeit signals are used to effectively trick other receivers. Such attacks can be used to confuse a GPS receiver about the actual location of other objects.

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