I really appreciate your quick replies. I have a USIM that I wanted to program. However, I am getting the runtime error for exceeding the number of attempts to enter the ADM1 key. Is there any fix for it?
-- Kathryn On Wed, Sep 27, 2017 at 6:52 PM, Harald Welte <[email protected]> wrote: > Hi Kathryn, > > On Wed, Sep 27, 2017 at 05:37:36PM -0400, Kathryn Heckman wrote: > > Is there any way to retrieve the value of OP from OPc and Ki? > > No, that defeats the entire purpose of having card-individual OPc > values. > > If you could just revert that operation, there would be no [security] > advantage of card-individual OPc values over a global OP value, and > hence that entire option could be dropped from the specifications > altogether. > > Regards, > Harald > -- > - Harald Welte <[email protected]> > http://laforge.gnumonks.org/ > ============================================================ > ================ > "Privacy in residential applications is a desirable marketing option." > (ETSI EN 300 175-7 Ch. > A6) >
