Laura Buffard

Title: Laura Buffard: Inventor in Media Authentication

Introduction

Laura Buffard is an inventor associated with Phoenix, Arizona, and Nagravision Sàrl. Her patent work addresses media authentication and methods for checking whether digital content has been altered.

Latest Patents

Buffard is associated with 1 patent, titled “Media authentication.” The invention describes a process in which a content owner registers with an identity authority, registers media content, and signs its segments using a private key. A receiving system can request the owner’s public key from the authority and verify the signatures on the segments. This helps the system determine whether the content was manipulated after distribution.

Career Highlights

The available information connects Buffard’s invention to Nagravision Sàrl and highlights her contribution to techniques for verifying the origin and integrity of media content.

Collaborations

Christophe Buffard is identified as a coworker. The available details do not specify the nature of their collaboration.

Conclusion

Laura Buffard’s patent focuses on using identity registration and cryptographic signatures to help authenticate media and detect changes made after distribution.