Photonic security system improves authentication and key distribution speed using multimode VCSELs, indicating strong anti-counterfeiting potential.
We present a photonic security system leveraging dynamic physical unclonable functions generated by multimode VCSELs, combined with deep learning-enhanced authentication. This system enables ultra-fast key distribution (<10 ns) and ~100% specificity, ideal for robust anti-counterfeiting.
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Nandhakumar et al. (2025) studied this question.
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