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. 28, 2021
Filed:
Dec. 14, 2017
Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;
Zhang Fu, Stockholm, SE;
Anders E Eriksson, Kista, SE;
Telefonaktiebolaget LM Ericsson (publ), Stockholm, SE;
Abstract
A method of a communication device of requesting data of a destination network node via at least one intermediate node in a service chain. The method comprises acquiring a secret session key configured to subsequently verify authenticity of the requested data and first seed data to be used by the at least one intermediate node and the destination node to generate the session key, transmitting the data request, an indication of the service chain to be traversed, and the first seed data to a next-hop node in the service chain, receiving, in response to the forwarded data request, the requested data having been provided with an indication of authenticity by the next-hop node, and verifying the authenticity of the received data using the acquired session key, wherein the received requested data is considered authenticated.