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TS 33.533
Security aspects of Ranging based Services and Sidelink Positioning

V18.2.0 (PDF)2024/03  … p.
Ms. Lu, Wei
Xiaomi Technology

full Table of Contents for  TS 33.533  Word version:  18.0.0

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1  Scopep. 7

The present document specifies the security and privacy aspects of Ranging based services and Sidelink positioning in the 5G System (5GS) for commercial, V2X and public safety use cases, with the UE in coverage, partial coverage, and out-of-coverage of 5G network using 5G NR PC5 RAT, based on the architecture defined in TS 23.586.
Security features for Ranging based services and Sidelink positioning include:
  • authorization for Ranging/SL positioning service;
  • security and privacy protection for Ranging/SL positioning UE discovery;
  • security and privacy protection for unicast communication of Ranging/SL positioning control; and
  • security and privacy protection for broadcast/groupcast communication of Ranging/SL positioning control.

2  Referencesp. 7

3  Definitions of terms, symbols and abbreviationsp. 8

3.1  Termsp. 8

3.2  Symbolsp. 8

3.3  Abbreviationsp. 8

4  Overview of security architecturep. 9

5  Common securityp. 10

6  Security for Ranging/SL positioning featuresp. 11


6.2  Security for Ranging/SL positioning UE discoveryp. 11

6.3  Authorization for Ranging/SL positioning servicep. 11

6.4  Security for communication of Ranging/SL positioning controlp. 13

7  Security related servicesp. 18

A (Normative)  Key derivation functionsp. 20

$  Change historyp. 22

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