Additional safety relays in cell phones
Sécurité dans le téléphone mobile

As we have seen, runtime environments follow a security policy, so the aim is to offer application developers a platform to host their services in conditions that respect the confidentiality of their know-how and the integrity of their services. The path to achieving this value proposition varies from one platform to another, but is generally based on a common foundation: signed applications, application isolation and strict privilege policies, as described in 4.3