The contents of the user’s screen can be gleaned through video or VoIP calls, or voice-operated virtual assistants, like Amazon Alexa.

Researchers launched a Proof-of-Concept attack on two Android mobile phones and an embedded system board.

Stealing data from air-gapped computers is one of the great exercises in computer security: advanced attackers covet what’s stored on these isolated machines, while researchers try to figure out the novel ways adversaries could jump those gaps. The latest effort doesn’t involve USBs, heat, acoustical mesh networks, or decoding radio signals. Instead, researchers from Ben-Gurion...