69 citations · 504 across the 57 of their papers we have counts for
59 papers
WiFlow: Estimating Optical Flow using WiFi Channel State Information
Thomas Weigel, Simon Kiefhaber, Fabian Portner +2
Knowing where and how fast objects are moving within a scene is important across various domains. Usually, cameras are used to capture the data necessary for this task, but adding…
ARIstoteles -- Dissecting Apple's Baseband Interface
Tobias Kröll, Stephan Kleber, Frank Kargl +2
Wireless chips and interfaces expose a substantial remote attack surface. As of today, most cellular baseband security research is performed on the Android ecosystem, leaving a hug…
BeamSec: A Practical mmWave Physical Layer Security Scheme Against Strong Adversaries
Afifa Ishtiaq, Arash Asadi, Ladan Khaloopour +3
The high directionality of millimeter-wave (mmWave) communication systems has proven effective in reducing the attack surface against eavesdropping, thus improving the physical lay…
Hardening and Speeding Up Zero-interaction Pairing and Authentication
Mikhail Fomichev, Timm Lippert, Matthias Hollick
Establishing and maintaining secure communications in the Internet of Things (IoT) is vital to protect smart devices. Zero-interaction pairing (ZIP) and zero-interaction authentica…
Smartphones with UWB: Evaluating the Accuracy and Reliability of UWB Ranging
Alexander Heinrich, Sören Krollmann, Florentin Putz +1
More and more consumer devices implement the IEEE Ultra-Wide Band (UWB) standard to perform distance measurements for sensitive tasks such as keyless entry and startup of modern ca…
FIDO2 the Rescue? Platform vs. Roaming Authentication on Smartphones
Leon Würsching, Florentin Putz, Steffen Haesler +1
Modern smartphones support FIDO2 passwordless authentication using either external security keys or internal biometric authentication, but it is unclear whether users appreciate an…