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User Created Machine-readable Policies for Energy Efficiency in Smart Homes
The project SESAME utilizes smart metering, building automation and policy-based reasoning to support home owners and building managers …
Vikash Kumar, Anna Fensel, Slobodanka Tomic, René Mayrhofer, Tassilo Pellegrini
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On Structural Identification of 2D Regression Functions for In-door Bluetooth Localization
René Mayrhofer, Stephan Winkler, Helmut Hlavacs, Michael Affenzeller, Stefan Schneider
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Towards Alternative User Interfaces for Capturing and Managing Tasks with Mobile Devices
Mobile devices, per definition, are supposed to assist in organizing all kinds of things, also tasks of course, because usually such …
Harald Radi, René Mayrhofer
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Security by Spatial Reference: Using Relative Positioning to Authenticate Devices for Spontaneous Interaction
Spontaneous interaction is a desirable characteristic associated with mobile and ubiquitous computing. The aim is to enable users to …
René Mayrhofer, Hans Gellersen, Mike Hazas
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Shake well before use: two implementations for implicit context authentication
Secure device pairing is especially difficult for spontaneous interaction in ubiquitous computing environments because of wireless …
René Mayrhofer, Hans Gellersen
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The Candidate Key Protocol for Generating Secret Shared Keys From Similar Sensor Data Streams
Secure communication over wireless channels necessitates authentication of communication partners to prevent man-in-the-middle attacks. …
René Mayrhofer
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Shake well before use: Authentication based on Accelerometer Data
Small, mobile devices without user interfaces, such as Bluetooth headsets, often need to communicate securely over wireless networks. …
René Mayrhofer, Hans Gellersen
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A Human-Verifiable Authentication Protocol Using Visible Laser Light
Securing wireless channels necessitates authenticating communication partners. For spontaneous interaction, authentication must be …
René Mayrhofer, Martyn Welch
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On the Security of Ultrasound as Out-of-band Channel
Ultrasound has been proposed as out-of-band channel for authentication of peer devices in wireless ad hoc networks. Ultrasound can …
René Mayrhofer, Hans Gellersen
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Towards an Open Source Toolkit for Ubiquitous Device Authentication
Most authentication protocols designed for ubiquitous computing environments try to solve the problem of intuitive, scalable, secure …
René Mayrhofer
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