Methods and systems for securely storing sensitive data on smart cards

Methods and systems for permitting sensitive cardholder data to be securely stored in a regular storage element of a smart transaction card. In an embodiment, a transaction card processor of the smart transaction card installs a security application compatible with the operating system of the smart...

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Bibliographic Details
Main Authors Kamal, Ashfaq, Bhatt, Sumeet
Format Patent
LanguageEnglish
Published 13.04.2023
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Summary:Methods and systems for permitting sensitive cardholder data to be securely stored in a regular storage element of a smart transaction card. In an embodiment, a transaction card processor of the smart transaction card installs a security application compatible with the operating system of the smart transaction card and that includes a white box cardlet. The transaction card processor uses a code protection process of the white box cardlet to obfuscate biometric reference template data stored in the regular memory of a biometric sensor, next stores the obfuscated biometric reference template data in the regular memory, and then re-obfuscates the biometric reference template data at a predetermined time interval.
Bibliography:Application Number: AU20180214800