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:
Sep. 17, 2013
Filed:
Oct. 29, 2010
Jari Juhani Lukkarila, Tampere, FI;
Rauno Juhani Tamminen, Tampere, FI;
Jari Juhani Lukkarila, Tampere, FI;
Rauno Juhani Tamminen, Tampere, FI;
Nokia Corporation, Espoo, FI;
Abstract
An apparatus with at least one secure memory area comprising a plurality of pre-installed public keys for verifying software authenticity. The apparatus is caused to receive an indication that a software package signed with a private key according to public key infrastructure has been received; check from the secure memory area, whether a public key associated with the private key with which the software package has been signed, is disabled; and if the public key associated with the private key is disabled, prevent execution of the received software package, and otherwise, proceed to verify authenticity of the received software package using the public key associated with the private key.