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Content for  TR 33.886  Word version:  18.1.0

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1…   4… 
4 Key issues  5 Solutions  6 Conclusions  $ Change history 

 

4  Key issues  p. 7

4.1  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

4.2  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

4.3  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

5  Solutions  p. 9

5.1  Solution #1: Verification by Primary NSACF  p. 9

5.1.1  Introduction  p. 9

5.1.2  Solution details  p. 9

5.1.3  Evaluation  p. 10

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

5.2.1  Introduction  p. 10

5.2.2  Solution details  p. 11

5.2.3  Evaluation  p. 12

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

5.3.1  Introduction  p. 13

5.3.2  Solution details  p. 13

5.3.3  Evaluation  p. 14

6  Conclusions  p. 15

6.1  Conclusions to Key Issue #1  p. 15

6.2  Conclusions to Key Issue #2  p. 15

6.3  Conclusions to Key Issue #3  p. 15

$  Change history  p. 16

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