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Physically unclonable functions – ready to serve smart card security?

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By eeNews Europe


This is what has happened when Physically “Unclonable” Functions (PUF) – used to extract individuality from semiconductors – were recently promoted for the high end chip card market as “100 % secure”, “unhackable” “silicon fingerprints.” University students and engineers set out to prove the vulnerability and ease of attack of PUF. The resulting plethora of attacks should be taken very seriously, as they show that PUF in its current state is not ready to serve applications with high security demand such as payment cards and government identification documents.

Read the full article on page 50 of our September edition.


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