Ai model Anti-piracy mechanism

The method transforms neural networks into protected models using transformation and reverse functions, ensuring correct functionality only through authorized runtimes, effectively preventing piracy and unauthorized use.

WO2026115068A1PCT designated stage Publication Date: 2026-06-04THALES DIS FRANCE SA +1

Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
THALES DIS FRANCE SA
Filing Date
2025-11-27
Publication Date
2026-06-04

AI Technical Summary

Technical Problem

Existing neural networks are vulnerable to piracy, where unauthorized parties create new models from licensed models, violating intellectual property rights, as legal remedies are insufficient to prevent such unauthorized use.

Method used

A method to transform unprotected neural networks into protected models using transformation functions, followed by a reverse function to ensure functionality, and employing a specialized runtime to access and interpret the protected models, incorporating techniques like altering descriptor tables, inserting incorrect values, and obfuscating operations.

Benefits of technology

Protects neural networks from unauthorized use by ensuring that unauthorized access results in incorrect outputs, thus preventing piracy while maintaining functionality for licensed users.

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Abstract

Protecting an artificial intelligence model installed in an artificial intelligence system developed using the artificial intelligence program development system from being pirated by receiving by the artificial intelligence development system an unprotected artificial intelligence model, transforming the unprotected artificial intelligence model into a protected artificial intelligence model using a transformation function (f) after the training phase of the artificial intelligence model, and operating a protecting AI runtime accessible via an application programming interface to access the protected artificial intelligence model by executing an inverse transformation function (f1) incorporated into access routines of the protecting AI runtime.
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