unclonable

Definition

Impossible to replicate or copy precisely due to inherent, unique physical variations.

Etymology

Derived from the prefix 'un-' (meaning not) added to 'clone' (originally from the Greek 'klon', meaning a twig or slip used for propagation), indicating something that cannot be replicated.

In the news

In the article, the term describes security functions (PUFs) that use random microscopic irregularities in a material, making them essentially impossible for a counterfeiter to duplicate exactly.

KAIST develops light-based artificial fingerprints to distinguish genuine products from counterfeits

Bioengineer.org

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