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1. (WO2018220262) POSITIONING INFORMATION VERIFICATION

Pub. No.:    WO/2018/220262    International Application No.:    PCT/FI2018/050364
Publication Date: Fri Dec 07 00:59:59 CET 2018 International Filing Date: Thu May 17 01:59:59 CEST 2018
IPC: G06F 17/30
G01S 19/13
G01S 19/21
H04W 4/02
H04W 12/12
H04W 64/00
Applicants: NOKIA TECHNOLOGIES OY
Inventors: MARTIN LOPEZ, Enrique
ROENNOW, Troels
PALYUTINA, Karina
Title: POSITIONING INFORMATION VERIFICATION
Abstract:
According to an example aspect of the present invention, there is provided a method, comprising: receiving, by a positioning information receiver, an authentication information element from a positioning information source, requesting verification of authenticity of the positioning information source on the basis of the authentication information element and a distributed ledger of verified positioning information sources, and establishing a cryptographic session with the positioning information source for receiving positioning information in response to receiving an indication of verification of authenticity of the positioning information source.