The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 29, 2021

Filed:

Jul. 21, 2017
Applicant:

Sap SE, Walldorf, DE;

Inventor:

Naved Ahmed, Kolkata, IN;

Assignee:

SAP SE, Walldorf, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 21/00 (2013.01); G06F 21/62 (2013.01); G06F 16/23 (2019.01);
U.S. Cl.
CPC ...
G06F 21/6254 (2013.01); G06F 16/23 (2019.01);
Abstract

Systems and methods for applying k-anonymity to data from a database are provided. An initial extraction of data from a database is performed. Initial anonymized data is produced based on the extracted data and a configuration of quasi-identifiers. An actual k-anonymity level is calculated based on the initial anonymized data. The actual k-anonymity level is compared to a desired k-anonymity level. The configuration of quasi-identifiers is adjusted based on the comparison. The calculating, comparing, and adjusting are iteratively repeated until the actual k-anonymity level equals the desired k-anonymity level or the adjusted configuration of quasi-identifiers has reached a limit. Final anonymized data is produced based on the adjusted configuration of quasi-identifiers. A subsequent extraction of data from the database is performed. Subsequent anonymized data is produced based on the extracted subsequent data and the adjusted configuration of quasi-identifiers. The actual k-anonymity level is calculated based on the subsequent anonymized data.


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Ahmed, Naved. (2021). Anonymized data storage and retrieval (U.S. Patent No. 11048820). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11048820

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