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RFID Ownership Transfer with Positive Secrecy Capacity Channels
Jorge Munilla1, Mike Burmester2, Alberto Peinado3
1Escuela Técnica Superior de Ingenieros de Telecomunicación, Universidad de Málaga, Málaga 29071, Spain. munilla@ic.uma.es.
Sensors (Basel, Switzerland)
|December 31, 2016
Summary
This study introduces a new method for RFID ownership transfer protocols (OTPs) to ensure privacy without trusted third parties. By utilizing channels with positive secrecy capacity and noisy tags, perfect privacy is theoretically achievable.
Area of Science:
- Computer Science
- Cryptography
- Information Security
Background:
- RFID ownership transfer protocols (OTPs) are crucial for managing tag ownership.
- Ensuring privacy in symmetric-key settings for OTPs without trusted third parties (TTPs) remains a significant challenge.
Purpose of the Study:
- To address the unresolved challenge of privacy in symmetric-key RFID ownership transfer protocols without TTPs.
- To demonstrate the theoretical possibility and practical implementation of perfect secrecy in such protocols.
Main Methods:
- Utilizing channels with positive secrecy capacity.
- Implementing these channels using noisy tags with practical values.
- Defining a communication model that incorporates spatiotemporal events.
Main Results:
- Perfect secrecy is theoretically possible in RFID ownership transfer protocols.
- A novel symmetric-key based OTP is presented that is formally secure.
- The protocol achieves privacy using a noisy tag wiretap channel without TTPs.
Conclusions:
- The proposed approach effectively solves the privacy challenge in symmetric-key RFID OTPs.
- The research provides a practical and theoretically sound solution for secure and private tag ownership transfer.
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