METHOD AND APPARATUS FOR PROVIDING A BORDER GUARD BETWEEN SECURITY DOMAINS

摘要

The present invention provides two security domains , such as transport domain and persistent security domain , such as the two security domains discloses an apparatus and method for defining the transition between and rule enforcement . Next, a border guard , for example to keep the transition rules of the security device between the two security domains is provided between the two domains . This new approach to define a book transfer domain and the permanent security domain simplifies the movement of the content through the digital content with the system . That is , once established border guards between the two systems may be performed with DRM rules associated with how to move the content between the two domains .