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Photonic Physically Unclonable Functions using Ring-Assisted Contra-Directional Couplers

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Abstract

We demonstrate a novel silicon-photonic-based Physically Unclonable Function (PUF) using grating-assisted contra-directional couplers integrated with perforated mi-croring resonators. In the worst-case scenario, our device exhibits at least a 0.18 Hamming distance from the destined PUF.

© 2024 The Author(s)

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