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A novel FPGA mutually coupled configurable ring oscillator PUF

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

This Paper presents a novel method to increase the complexity of configurable ring oscillator PUFs on Xilinx 7 series FPGAs by taking advantage of mutual coupling between two ring oscillators. The primary motivation behind this is to improve machine learning resistance of PUFs while maintaining a lightweight architecture. By using this method it was possible to achieve a non linear relationship between the challenge and response giving this lightweight PUF excellent machine learning resistance with a max prediction rate of 55% with 2.9 Million CRPs. This out preforms other designs of this size. The proposed design also achieved an uniqueness of 0.456 over 100 devices and a total error rate of 3.027% over 20 devices with 85% of the CPRs being fully reliable.

Original languageEnglish
Title of host publicationAsian Hardware Oriented Security and Trust Symposium (AsianHOST 2024): Proceedings
Place of PublicationKobe, Japan
PublisherIEEE Xplore
Number of pages6
ISBN (Electronic)9798350368062
ISBN (Print)9798350368079
DOIs
Publication statusPublished - 16 Jan 2025
EventIEEE Asian Hardware Oriented Security and Trust Symposium (AsianHOST) - Kobe, Japan
Duration: 16 Dec 202418 Dec 2024

Conference

ConferenceIEEE Asian Hardware Oriented Security and Trust Symposium (AsianHOST)
Country/TerritoryJapan
CityKobe
Period16/12/202418/12/2024

Keywords

  • ring oscillators
  • resistance
  • error analysis

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