Once a Smart Card is in the hands of a knowledgeable attacker, all the data on it, and its operation can be read. If the Smart Card relies on conventional cryptography, then once the reader has the relevant circuit states and key, then they can replicate the card, create their own cards, modify transactions or falsify transactions.
Physically Observable Cryptrography (POC) solves this problem by keeping data secure, even when the attacker has full access to the circuitry, algorithm, layout, even they can read all static circuit states and monitor dynamic signals. BlindEye is Deep Life's technology for POC, available as a design service to ASIC design teams.
BlindEye fills the security gap for smart cards and media distribution with a formally provable method that completely eliminates the information content in side-channels and which no amount of sampling can remove. A further benefit is that it uses a small fraction of the bandwidth taken up by spread spectrum clocking and noise masks, so encryption and decryption can run faster in any given fabrication technology. BlindEye is almost unique in defeating light attacks: the attacker does not benefit even when they obtain all circuit states.
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