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.:

US 9148335 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 29, 2015

Filed:

Sep. 30, 2008
Applicant:

George Tsirtsis, London, GB;

Inventor:

George Tsirtsis, London, GB;

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 9/32 (2006.01); G06F 7/04 (2006.01); H04L 29/12 (2006.01); H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
H04L 29/12783 (2013.01); H04L 29/12915 (2013.01); H04L 29/12952 (2013.01); H04L 61/35 (2013.01); H04L 61/6059 (2013.01); H04L 61/6077 (2013.01); H04L 63/0807 (2013.01); H04L 63/0823 (2013.01); H04L 63/1466 (2013.01);
Abstract

A device can connect to a network over a first interface to configure and obtain an IP address. To communicate with nodes in a second network, over a second interface, the IP address can be validated by a trusted third party. The validation can include conducting a return routability test to validate a Prefix of the IP address. Cryptographically Generated Address verification can be utilized to verify the validity of an Interface Identifier included in the IP address. If the IP address is validated, the trusted third party can include the address in a verification ticket, which can also include a signature of the trusted third party. The device can provide the verification ticket to nodes in the second network as authentication of the device.


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