SIM-cards, the small insert-and-forget chip installed in every GSM-base mobilephone have recently been the target of a project to test the security therein. Among other things one of the discovered was cryptographic functions belonging decades ago.
SIM-cards, the small insert-and-forget chip installed in every GSM-base mobilephone have recently been the target of a project to test the security therein. Among other things one of the discovered was cryptographic functions belonging decades ago.