Where Are These Keys?

TOP SECRET STRAP 1 Where are these keys? Keys live on the SIM card in the phone They also need to be present on the mobile network; are kept carefully protected in the core network the Internet 4" 3" core of mobile 4? p- landline network network hone base station iI'ifui-I Inatir-I'i lint-In the Flee-:I-i-In r-f tin-3t all-:I li-e tr- Linulei' ui-tl'iel' iI'if-i-I'I'nalien Refer Izlieuz Inf-elite Gil :i-n [I'ui-I'i-eeuz 1- fl email all