METHODS AND APPARATUS FOR WTRU-TO-WTRU RELAY DISCOVERY SECURITY AND PRIVACY

Abstract: a method for ue-to-ue (u2u) relay discovery security is disclosed. the method may comprise provisioning an end-ue with security material for a direct discovery set and a u2u discovery message and provisioning a u2u relay with security material for the u2u discovery message. the security material for the direct discovery set may comprise at least one of: a prose restricted code, associated key material, or an indicator associated with a relay service code (rsc) that indicates whether the rsc supports per prose direct discovery set protection. the method may comprise sending, by the end-ue to the u2u relay, a direct connection request (dcr) message. the dcr message may comprise at least one of: an rsc, and end-ue user info identification (id), or a prose restricted code. the method may comprise sending, by the end-ue, an indication for direct discovery set protection.

Inventor(s): Samir Ferdi, Michelle Perras, Taimoor Abbas, Jung Je Son, Magurawalage Chathura Madhusanka Sarathchandra

CPC Classification: H04W12/033 (of the user plane, e.g. user's traffic)

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