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:
Sep. 02, 2025

Filed:

Dec. 20, 2024
Applicant:

Zimperium, Inc., Dallas, TX (US);

Inventors:

Atis Straujums, Salaspils parish, LV;

Nikita Larka, Rīga, LV;

Māris Valdats, Rīga, LV;

Assignee:

Zimperium, Inc., Dallas, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 9/06 (2006.01); H04L 9/08 (2006.01);
U.S. Cl.
CPC ...
H04L 9/0631 (2013.01); H04L 9/0863 (2013.01);
Abstract

A system and a method are disclosed for performing encryptions with pre- and post-standard data transformations. The system receives an input that includes cleartext data. The system may apply a pre-encryption to the input by performing one or more rounds of data transformations, and the pre-encryption transforms the cleartext data into non-cleartext data. The system applies a core encryption to the non-cleartext data. The core encryption includes a standard cipher algorithm that transforms the non-cleartext data into encrypted ciphertext. The system then applies a post-encryption to the encrypted ciphertext. The post-encryption includes one or more rounds of additional data transformations. The system generates an encryption of the input at a local client device based on an output from the post-encryption. In some embodiments, the pre-encryption, core encryption and post-encryption are under a White-box encryption to protect intermediate data.


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