It can be done with a sound recording of the tapping of the keys too: http://www... | Hacker News

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ppod on Aug 24, 2016 | parent | context | favorite | on: Ways Your Wi-Fi Router Can Spy on You

It can be done with a sound recording of the tapping of the keys too: http://www.cs.utexas.edu/~shmat/courses/cs6431/zhuang.pdf

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