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:
Apr. 29, 2008
Filed:
May. 21, 2001
Patrik Flykt, Helsinki, FI;
Valtterie Niemi, Helsinki, FI;
Jaakko Rajaniemi, Helsinki, FI;
Aki Niemi, Helsinki, FI;
Patrik Flykt, Helsinki, FI;
Valtterie Niemi, Helsinki, FI;
Jaakko Rajaniemi, Helsinki, FI;
Aki Niemi, Helsinki, FI;
Nokia Siemens Networks Oy, Espoo, FI;
Abstract
A network system is proposed comprising a network control element and a communication device (UE) associated to a subscriber, wherein the communication device (UE) is adapted to send a registration message (A) including subscriber information to be protected and an integrity code (MAC), to the network control element, wherein the communication device (UE) is adapted to calculate the integrity code (MAC) by using a part or whole of the registration message (A) including the subscriber information to be protected, and the network element is adapted to verify the integrity code (MAC) included in the registration message. Also a case is proposed in which the integrity code is calculated in the network control element and verified in the communication device (UE). Furthermore, corresponding methods are proposed.