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Exfiltrating data from an air-gapped system through a screen-camera covert channel
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Source record
Claim-level citations (2)
- supportsLow-contrast QR codes formed a screen-to-camera air-gap channel: The screen-camera study encoded sensitive data in QR codes embedded into displayed frames using slight visual changes intended to evade human perception.
Abstract
- supportsLow-contrast QR codes formed a screen-to-camera air-gap channel: The authors identify webcams, surveillance cameras and smartphone cameras as possible receivers and demonstrate reconstruction under multiple viewing angles.
Abstract, receiver and viewing-angle discussion
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DiggingBeagle. “Exfiltrating data from an air-gapped system through a screen-camera covert channel.” https://diggingbeagle.com/sources/exfiltrating-data-from-an-air-gapped-system-through-a-screen-camera-covert-chann/
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