Security and Communication Networks / 2017 / Article / Fig 2

Research Article

Noncooperative 802.11 MAC Layer Fingerprinting and Tracking of Mobile Devices

Figure 2

Graphical representation of the per-bit (-axis) variability (a) and instability (b) for each observed Information Element (-axis). Brighter colors indicate a higher entropy and thus a higher variability and instability.
(a) Variability of IEs
(b) Instability of IEs

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