US 12,335,721 B2
Methods providing bootstrapping
Helena Vahidi Mazinani, Lund (SE); and Vesa Lehtovirta, Espoo (FI)
Assigned to Telefonaktiebolaget LM Ericsson (publ), Stockholm (SE)
Appl. No. 17/774,197
Filed by Telefonaktiebolaget LM Ericsson (publ), Stockholm (SE)
PCT Filed Oct. 30, 2020, PCT No. PCT/EP2020/080495
§ 371(c)(1), (2) Date May 4, 2022,
PCT Pub. No. WO2021/094103, PCT Pub. Date May 20, 2021.
Claims priority of provisional application 62/933,888, filed on Nov. 11, 2019.
Prior Publication US 2022/0377546 A1, Nov. 24, 2022
Int. Cl. H04W 12/06 (2021.01); H04W 12/041 (2021.01); H04W 12/0431 (2021.01); H04W 12/062 (2021.01); H04W 12/10 (2021.01)
CPC H04W 12/06 (2013.01) [H04W 12/041 (2021.01); H04W 12/0431 (2021.01); H04W 12/10 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method of providing authentication at a communication device, the method comprising:
running a primary authentication with a Trusted Non-Third Generation Partnership Project (3GPP) Gateway Function (TNGF) node to obtain a TNGF Key;
providing a re-authentication Root Key based on the TNGF key;
deriving a re-authentication Master Session Key based on the re-authentication Root Key; and
performing a security setup with a Trusted Non-3GPP Access Point (TNAP) using the re-authentication Master Session Key.