Behavicker: Eavesdropping Computer-Usage Activities through Acoustic Side Channel

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/wcmc/volume-2022/8090652/figures/8090652.fig.002a.svgz" name="8090652.fig.002a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>The CDF of signal energy of interaction events</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/wcmc/volume-2022/8090652/figures/8090652.fig.002b.svgz" name="8090652.fig.002b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>The CDF of signal energy of external noises</td></tr></table>

<div>The results of primary experiments which show cumulative energy distributions of <i>interaction events</i> and external noises, respectively.</div>

Wireless Communications and Mobile Computing

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Figure 2

Figure 2: Behavicker: Eavesdropping Computer-Usage Activities through Acoustic Side Channel 