Researcher Exploits Power Supply to Transmit, Steal Data from PC

Michael Kan, *PC Magazine*, 12 Dec 2022

Mordechai Guri at Israel's Ben-Gurion University of the Negev transmitted
stolen data from a personal computer by manipulating the device's power
supply. "By regulating the workload of the CPU [central processing unit], it
is possible to govern its power consumption and hence control the momentary
switching frequency of the SMPS (switch-mode power supplies)," Guri
explained. "The electromagnetic radiation generated by this intentional
process can be received from a distance using appropriate antennas." Guri …

data exploits power researcher steal supply