Patents by Inventor Stephane Guilloteau

Stephane Guilloteau has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and system with authentication, revocable anonymity and non-repudiation
    Publication number: 20060155985
    Abstract: The present invention relates to a method of access to a service consisting in i) identifying and registering a client (C), ii) authenticating the client to an anonymous certification authority, iii) authenticating the client by producing an anonymous signature and opening and maintaining an anonymous authentication session with a server (Se), and iv) selectively allowing contact between the server (Se) and the anonymous certification authority (ACA) to revoke the anonymity of the client (C) using the signature provided in step iii). The invention also relates to a system for opening and maintaining an authentication session guaranteeing non-repudiation.
    Type: Application
    Filed: November 14, 2003
    Publication date: July 13, 2006
    Applicant: France Telecom
    Inventors: Sebastien Canard, Stephane Guilloteau, Eric Malville, Jacques Traore