Secure cryptoprocessor

According to an example aspect of the present invention, there is provided a cryptoprocessor comprising physical unclonable function circuitry comprising at least one physical unclonable function, and at least one processing core configured to process a challenge received from outside the cryptoproc...

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Bibliographic Details
Main Authors Schoinianakis, Dimitrios, Oliver, Ian Justin
Format Patent
LanguageEnglish
Published 21.05.2024
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Summary:According to an example aspect of the present invention, there is provided a cryptoprocessor comprising physical unclonable function circuitry comprising at least one physical unclonable function, and at least one processing core configured to process a challenge received from outside the cryptoprocessor by at least deriving a response to the challenge by providing the challenge as input to the physical unclonable function circuitry, using the response as an encryption key to encrypt a second encryption key, and by causing the encrypted second encryption key to be provided to a party which issued the challenge.
Bibliography:Application Number: US201917284576