This is merely a historical archive of years 2008-2021, before the migration to mailman3.
A maintained and still updated list archive can be found at https://lists.osmocom.org/hyperkitty/list/OpenBSC@lists.osmocom.org/.
Harald Welte laforge at gnumonks.orgOn Mon, Aug 03, 2009 at 10:56:08PM +0200, Johannes Schmitz wrote: > Am Montag, den 03.08.2009, 12:59 +0200 schrieb Harald Welte: > > A3/A8 is either proprietary by the operator, or comp128v2 or v3 (both are > > officially closed, but it's safe to assume them to be known). > > > > As Dieter has indicated in earlier mails, you can get SIM's that have comp128v1 > > or XOR as A3/A8 and which allow you to set the Ki of the SIM. With those > > SIM's, or an emulated SIM you can test any implementation of encryption for > > OpenBSC, once it has been done. > > At this point I have got one general question, maybe also towards > Dieter: > How can A3/A8 be proprietary by any operator? How does international > roaming work then if there is no standardized algorithm? A3/A8 is performed between your SIM and the HLR/AUC of your home network, no matter whether you're roaming or not. -- - Harald Welte <laforge at gnumonks.org> http://laforge.gnumonks.org/ ============================================================================ "Privacy in residential applications is a desirable marketing option." (ETSI EN 300 175-7 Ch. A6)