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.
Patent No.:
Date of Patent:
May. 30, 2006
Filed:
Sep. 19, 2000
Jean-françois Le Pennec, Nice, FR;
Olivier Hericourt, Cagnes sur Mer, FR;
Jacques Fieschi, Saint Lauret du Var, FR;
Jean-François Le Pennec, Nice, FR;
Olivier Hericourt, Cagnes sur Mer, FR;
Jacques Fieschi, Saint Lauret du Var, FR;
International Business Machines Corporation, Armonk, NY (US);
Abstract
A method and system are disclosed for generating and using a virus-free file certificate integrated in a file. The method, for use in a virus-free certificate authority (), for generating a virus-free certificate () certifying that a file is virus-free includes the steps of: receiving () a virus-free certificate request for a file from a server () or a client () system, said virus-free certificate request including the file for which the virus-free certificate is requested; determining () whether a virus-free certificate is integrated in the file; if no virus-free certificate is integrated in the file: determining () whether the file is virus-free or not; if the file is declared virus-free by the virus-free certificate authority (): generating () a virus-free certificate () including a file signature () for certifying that said file is declared virus-free by the virus-free certificate authority (); integrating () the generated virus-free certificate () in the file; sending () back in response to the virus-free certificate request the file with the integrated virus-free certificate (). The method for use in a server () or client () system, for determining that a file is virus-free includes the steps of: determining () whether a virus-free certificate () is integrated within a file; if a virus-free certificate is integrated within the file: authenticating () the virus-free certificate (), said virus-free certificate including a certificate signature (); authenticating () the file, said virus-free certificate () including a file signature (), said file signature certifying that said file has been declared virus-free by a virus-free certificate authority ().