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I read this in the st_srix4k.pdf from the documents on PM3 site. Doesn't someone have more information about it?
Please contakt me.
[blockqoute]
ANTI-CLONE FUNCTION
The SRIX4K provides an anti-clone function which allows the application to authenticate it. This function
uses data stored into the SRIX4K memory.
The Authenticate system is based on a proprietary challenge/response mechanism which allows the ap-
plication software to authenticate a STMicroelectronics secure memory tag from the SRX--- family like the
SRIX4K. A reader system designed with the integrated chip coupler CRX14 and the tag SRIX4K can
check the authenticity of the tag and protect the application system against silicon copy or emulator.
Complete description of the Authenticate system is available under Non Disclosure Agreement (NDA) with
STMicroelectronics. To get more details about this SRIX4K function
[/blockqoute]
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What I could find is the CTM512B anti-clone function, also from France Telecom: https://www.google.es/search?q=site:cnaletter.com+ACF (page 14 of pdf).
Though I'm not sure if it applies to SRIX4k, it could serve as starting point.
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