Downloadable Conditional Access System: Difference between revisions

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expanded description, added illustration, some more technical detail, references to FCC documents, and some description of the controversies
Mak Thorpe (talk | contribs)
syntax of second sentence a little strained- fixed.
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{{future product}}
'''Downloadable Conditional Access System''' or '''DCAS''' is a proposal advanced by [[CableLabs]] for secure software download of a specific Conditional Access client (computer program) which controls [[Digital Rights Management]] (DRM) into a OCAP-compliant host consumer media device. The [[National Cable & Telecommunications Association]] (NCTA) proposes that DCAS isbe intendedused toas replacea substitute for physical [[CableCARD]]s, a specificationstandard also created by CableLABS,CableLabs for which products began appearing in August, 2004. DCAS is a controversial proposal for a variety of reasons: it currently does not exist, has no set deadlines for support on all Cable systems, the specification even in draft form is not currently public, may not satisfy FCC requirements that security modules be separable, and requires an operating system (OCAP) that a majority of [[consumer electronics]] (CE) manufacturers do not wish to implement.
 
[[Image:DCAS system diagram.jpg|thumb|400px|DCAS System Diagram]]