Patent No. EP4483602 (titled "Methods For Privacy Protection Using Link Modification Operations During Relay Reselection") was filed by Interdigital Patent on Apr 4, 2024. The application was issued on Jan 1, 2025.
Secure relay-based wireless communication system that protects user privacy during relay reselection by modifying link parameters and establishing new security keys while minimizing impact on existing procedures. The system ensures secure transmission of information between devices through a relay by implementing link modification operations during relay reselection and establishing new security keys based on provisioned security policies.

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