Evidence · DiggingBeagle record
Fansmitter: Acoustic Data Exfiltration from (Speakerless) Air-Gapped Computers
Research paper showing software-controlled cooling-fan noise as an acoustic covert channel when speakers and audio hardware are absent.
- Published
- Jun 19, 2016
Evidence record
Research paper showing software-controlled cooling-fan noise as an acoustic covert channel when speakers and audio hardware are absent.
Claim-level citations (2)
- supportsFansmitter leaked data through computer fan noise without speakers: The preprint reports successful transmission to a smartphone receiver over 0-8 meters at up to 900 bits per hour in the tested setup.
Abstract, reported range and rate
- supportsFansmitter leaked data through computer fan noise without speakers: Fansmitter demonstrated acoustic data exfiltration by controlling CPU/chassis fan speed even when the computer had no speakers or audio hardware.
Abstract, mechanism description