Digital Rights Management (DRM) enforces the rights of copyright holders and enforces
their business models. This imposes restrictions on how users can handle content. These
restrictions apply specifically in networked environments. Authorized Domain (AD) DRM
concepts remove several of these restrictions, while taking into account the content
providers' need to limit the proliferation of content. This paper compares a number of
alternative DRM concepts based on some criteria including control on content proliferation …

Abstract Digital Rights Management (DRM) enforces the rights of copyright holders and
enforces their business models. This imposes restrictions on the way users handle content.
These restrictions apply specifically in networked environments. Authorized Domain (AD)
DRM concepts remove, or at least reduce, several of these restrictions to a large extent,
while at the same time taking into account the content providers' need to limit the
proliferation of content. In this paper we describe the design and operation of an Authorized …