Cellular Network Infrastructure » IMSI Pseudonymization

05/08/2020

07:44 AM Revision 4d3277f0 (imsi-pseudo): spec: replace should with must

Make it clear that statements like 'the operator should make sure that the
next pseudonymous IMSI SMS cannot be read ... osmith

07:44 AM Revision fcf7811b (imsi-pseudo): spec: clarify "Next Pseudonymous IMSI SMS is Lost"

Explicitly state that we send a lost next pseudonymous IMSI again. osmith

07:44 AM Revision 04ff01ef (imsi-pseudo): spec: SIM applet: verify: next IMSI is different

Suggested by ROS, so it would not be possible for the HLR to send the
same pseudonymous IMSI with an increased counte... osmith

04/16/2020

10:23 AM Revision 29a79afa (imsi-pseudo): spec: fix paragraph regarding SUPI

The SUPI often is not larger than the IMSI, but the SUCI is. laforge

09:48 AM Revision 0c7dda61 (imsi-pseudo): spec: add Harald as author too

osmith

09:44 AM Revision d82eac65 (imsi-pseudo): spec: remove \n in Summary of Proposed Solution

osmith

09:44 AM Revision 968dd357 (imsi-pseudo): spec: improve page breaks

Fix the almost empty page, that would only have "2.2.1.1 Counter
Storage" and one line of text, the related table sta... osmith

09:18 AM Revision e87abdf1 (imsi-pseudo): spec: minor fixes

osmith

08:38 AM Revision d3380dd6 (imsi-pseudo): spec: Add Neels as author

Neels may not have written the wording of the spec, but he was
very much involved in designing this system and its pr... laforge

08:36 AM Revision 9db94bbf (imsi-pseudo): spec: Expanding text in some places; language improvements

laforge

04/15/2020

09:46 AM Revision b80a9f87 (imsi-pseudo): spec: mention more EF to invalidate

osmith

09:14 AM Revision 763232b3 (imsi-pseudo): spec: mention that this works for SIM and USIM

osmith

08:43 AM Revision 7bcddc91 (imsi-pseudo): spec: change license to CC-BY

osmith

08:29 AM Revision efe5c98b (imsi-pseudo): spec: intro: mention 5G SUCI

osmith

04/14/2020

01:06 PM Revision a281464e (imsi-pseudo): spec: minor fixes, wrap text

osmith

04/11/2020

08:21 AM Revision b053436e (imsi-pseudo): spec: Refer to standard OTA SMS security

The encryption is "out of scope" because it already exists. Hence
we specify that the existing means of 23.048 shall... laforge

08:21 AM Revision 37981b6d (imsi-pseudo): spec: don't use Release 99 spec numbers (03.19 -> 43.019)

laforge

08:21 AM Revision 4dc664dd (imsi-pseudo): spec: Not all countries require proof of ID when buying SIMs

laforge

08:21 AM Revision 9d63d6fd (imsi-pseudo): spec: minor language/wording improvements

laforge