Carlton Shepherd
3 papers in the PaperMetrix corpus
Papers by this author
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Towards trusted execution of multi-modal continuous authentication schemes
2017
The emergence of powerful, sensor-rich devices has led to the development of continuous authentication (CA) schemes using off-the-shelf hardware, where user behaviour is compared to past experience to produce an authentication decision with the aim …
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CO-TSM: A Flexible Model for Secure Embedded Device Ownership and Management
2024 · Smart Cities
The Consumer-Oriented Trusted Service Manager (CO-TSM) model has been recognised as a significant advancement in managing applications on Near Field Communication (NFC)-enabled mobile devices and multi-application smart cards. Traditional Trusted Service Manager (TSM) models, while …
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Entropy collapse in mobile sensors: The hidden risks of sensor-based security
2025 · Journal of Information Security and Applications
Mobile sensor data has been proposed for security-critical applications such as device pairing, proximity detection, and continuous authentication. However, the foundational premise that these signals provide sufficient entropy remains under-explored. In this work, we systematically …