Sichere Fernsteuerung von Smart-Home-Geräten durch OSCAHR in einem Open-Source Router

  • Rainer Peter Pum

Student thesis: Master's Thesis

Abstract

Given the increasing connectivity of smart home devices to the internet, the question
of whether access to these smart home devices from the internet can also be securely
managed is becoming increasingly important. OSCAHR is a program designed to enable
such “remote access” from the internet to smart home devices securely, using the Tor
software because it already provides adequate security features for data transmission.
The original version of OSCAHR could only be operated via a command line, and
controlled smart home device had to be operable through a web interface. Since this is
user-unfriendly, OSCAHR was further developed as part of this master’s thesis to make
it more practical for real-world use. To this end, OSCAHR was first integrated into a
WLAN router, a central element of the smart home. Otherwise, OSCAHR would have to
be installed as an additional device in the smart home. To improve accessibility for end
users, additional interaction methods for the functionalities of OSCAHR were enabled.
This includes a graphical web interface for operating OSCAHR and the integration of
OSCAHR functionalities into a smartphone app. This integration allows for the remote
control of smart home devices via OSCAHR through their corresponding smartphone
app.
Both the web interface for OSCAHR and the remote control using the developed
smartphone app connection were successfully implemented and demonstrated in a qualitative evaluation. With these interaction methods, a simpler and more intuitive control
of OSCAHR was enabled and demonstrated.
Date of Award2024
Original languageGerman (Austria)
SupervisorDieter Vymazal (Supervisor) & Markus Zeilinger (Supervisor)

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