A security alert issued by the US Department of Homeland Security (DHS) recommends plane owners restrict access to their aircraft after authorities were made aware of a system flaw present in the planes’ Controller Area Network (CAN bus) which exposes them to hacking.
The DHS’ Cybersecurity and Infrastructure Security Agency (CISA) informed aircraft owners Tuesday to take extra precautions in restricting access to the planes until the aviation industry addresses and introduces necessary security features to protect small planes’ CAN bus network.

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