Whitebox computation of keyed message authentication codes

Some embodiments are directed to a keyed message authentication code (MAC) device (100) for computing a keyed MAC for an input message using encoded representations. The keyed MAC device may be configured to apply a sequence of compressions functions, at least one of which takes a state as input in...

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Bibliographic Details
Main Authors Mallon, Willem Charles, Pestrin, Alan, De Hoogh, Sebastiaan Jacobus Antonius
Format Patent
LanguageEnglish
Published 15.11.2022
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Summary:Some embodiments are directed to a keyed message authentication code (MAC) device (100) for computing a keyed MAC for an input message using encoded representations. The keyed MAC device may be configured to apply a sequence of compressions functions, at least one of which takes a state as input in an encoded representation.
Bibliography:Application Number: US201816958161