The safety of application in an environment of interactive mu00ecdia

摘要

The safety of application in an environment of mu00ecdia interactive. A security system is described which controls the access of applications to system resources in the field of multimedia interactive. The system provides a framework for application security, including a signature system, and further provides file formats that support security.The applications signed have high access privileges, while the unsigned applications are provided with low access privileges. The combination of signed and unsigned applications, for example, on a disk, allows low access privileges for all applications, signed and unsigned.