US 11,729,609 B2
Protecting a message transmitted between core network domains
Pasi Saarinen, Spånga (SE); Jesus-Angel De-Gregorio-Rodriguez, Madrid (ES); Christine Jost, Lund (SE); and Pablo Martinez De La Cruz, Madrid (ES)
Assigned to TELEFONAKTIEBOLAGET LM ERICSSON (PUBL), Stockholm (SE)
Appl. No. 16/969,589
Filed by Telefonaktiebolaget LM Ericsson (publ), Stockholm (SE)
PCT Filed Feb. 15, 2019, PCT No. PCT/EP2019/053784
§ 371(c)(1), (2) Date Aug. 13, 2020,
PCT Pub. No. WO2019/158681, PCT Pub. Date Aug. 22, 2019.
Claims priority of application No. 18382092 (EP), filed on Feb. 16, 2018.
Prior Publication US 2021/0014680 A1, Jan. 14, 2021
Int. Cl. H04L 9/40 (2022.01); H04L 29/06 (2006.01); H04W 12/02 (2009.01); H04W 12/106 (2021.01); H04W 12/086 (2021.01); H04W 12/03 (2021.01); H04L 67/02 (2022.01); H04W 84/04 (2009.01)
CPC H04W 12/02 (2013.01) [H04L 63/0281 (2013.01); H04L 67/02 (2013.01); H04W 12/03 (2021.01); H04W 12/086 (2021.01); H04W 12/106 (2021.01); H04W 84/042 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A method performed by network equipment, the method comprising:
receiving a message that has been, or is to be, transmitted;
applying inter-domain security protection to, or removing inter-domain security protection from, one or more portions of the content of a field in the message according to a protection policy that includes information indicating to which one or more portions of the content inter-domain security protection is to be applied or removed, wherein the information comprises one or more JavaScript Object Notation (JSON) pointers that indicate the one or portions to which the inter-domain security protection is to be applied or removed; and
forwarding the message, with inter-domain security protection applied or removed to the one or more portions, towards a destination of the message, wherein
the protection policy further indicates, for each of the one or more portions, a type of inter-domain security protection to be applied or removed, and wherein, for each of the one or more portions, the type of inter-domain security protection to be applied or removed comprises confidentiality protection and/or integrity protection.