Boffins build microphone safety kit to detect eavesdroppers

Scientists from the National University of Singapore and Yonsei University in the Republic of Korea have developed a device for verifying whether your laptop microphone is secretly recording your conversations.

The researchers – Soundarya Ramesh, Ghozali Suhariyanto Hadi, Sihun Yang, Mun Choon Chan, and Jun Han – call the device TickTock. That may suit a lab project but would obviously invite a trademark lawsuit from a similarly named social media company were commercialization ever considered.

The mic-monitoring gadget is described in an ArXiv paper titled, “TickTock: Detecting Microphone Status in Laptops Leveraging Electromagnetic Leakage of Clock Signals.”

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Source: The Register