ZiPhone is effectively obsolete.
Leo never saw who walked in. But he knew, with chilling certainty, that he hadn't changed an IMEI. ziphone imei change
The tool would "downgrade" or patch the baseband to a vulnerable state. ZiPhone is effectively obsolete
A 2008 exploit video showed an iPhone 2G reporting IMEI 000000000000000. The phone could still make calls because some carriers ignored zeroed IMEIs. Today, no carrier accepts a null IMEI. with chilling certainty
For jailbroken iPhones, apps like iMEI Changer or FakeIMEI only modify the displayed IMEI in the Settings app. The real IMEI remains unchanged. Carriers still see the original.