Radio signals could give attackers a foothold inside air-gapped devices

Air-gapped systems are meant to stay quiet. Remove network ports, lock down inputs, and the device should have nothing to hear. A new study shows that this breaks down when software control is lost. Embedded devices with no radios and no sensors can still receive wireless commands through the air. Starting from a familiar threat model Security teams will find the setup familiar. An attacker first gains code execution on an embedded device through means … More →

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