TR 33.886
Study on enhanced Security for Network Slicing
Phase 3

V18.1.0 (Wzip) 2023/09 16 p.

full Table of Contents for TR 33.886 Word version: 18.1.0

each clause number in 'red' refers to the equivalent title in the Partial Content

Scope p. 6

References p. 6

Definitions of terms, symbols and abbreviations p. 6

Key issues p. 7

Key Issue #1: providing VPLMN slice information to roaming UE p. 7

4.1.1	Key issue details p. 7
4.1.2	Security threats p. 7
4.1.3	Potential security requirements p. 7

Key Issue #2: temporary slice authorization and slice service area authorization p. 8

4.2.1	Key issue details p. 8
4.2.2	Security threats p. 8
4.2.3	Potential security requirements p. 8

Key Issue #3: network slice admission control (NSAC) p. 8

4.3.1	Key issue details p. 8
4.3.2	Security threats p. 9
4.3.3	Potential security requirements p. 9

Solutions p. 9

Solution #1: Verification by Primary NSACF p. 9

Solution #2: Protect NSAC procedure in multiple NSACFs deployment scenario p. 10

Solution #3: Home control mechanism for hierarchical NSAC architecture p. 13

Conclusions p. 15

Change history p. 16