Method and apparatus for minimizing differential power attacks on processors

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United States of America Patent

PATENT NO 8542826
APP PUB NO 20070053509A1
SERIAL NO

11483553

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Abstract

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A method of masking a cryptographic operation using a secret value, comprising the steps of dividing the secret value into a plurality of parts; combining with each part a random value to derive a new part such that the new parts when combined are equivalent to the original secret value; and utilizing each of the individual parts in the operation.

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Patent Owner(s)

  • CERTICOM CORP.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lambert, Robert J Cambridge, CA 46 720
Pezeshki, Farhad Toronto, CA 7 173

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