kbd-audio

kbd-audio This is a collection of command-line and GUI tools for capturing and analyzing audio data. Keytap The most interesting tool is called keytap - it can guess pressed keyboard keys only by analyzing the audio captured from the computer's microphone. Check this blog post for more details:...

Tools for capturing and analyzing keyboard input paired with microphone capture

The main goal is to exploit the sound produced by pressing keyboard keys as a side channel in order to guess the content of the text being typed. To achieve this, the algorithm takes as input a training set, consisting of an audio recording, together with the corresponding keys being typed during...