Autoroll
Encyclopedia
'Autoroll' refers to TV-signal decryption software that automatically updates a video receiver's or DVR/receiver's IDEA
Idea
In the most narrow sense, an idea is just whatever is before the mind when one thinks. Very often, ideas are construed as representational images; i.e. images of some object. In other contexts, ideas are taken to be concepts, although abstract concepts do not necessarily appear as images...

 keys when the transmitting signal provider changes its block cipher algorithm.

Mention of autoroll software often figures in discussions of free-to-air
Free-to-air
Free-to-air describes television and radio services broadcast in clear form, allowing any person with the appropriate receiving equipment to receive the signal and view or listen to the content without requiring a subscription or one-off fee...

 satellite TV receivers, for which it is a vital component. Some form of autoroll software is also a standard component in pay-TV providers' smart cards, which allow subscription TV services to guard against signal piracy. However, the term is most prevalently used by illegal TV pirates who attempt to use free-to-air hardware to view pay-only programming.

Often TV pirates will hack
Hacker (computer security)
In computer security and everyday language, a hacker is someone who breaks into computers and computer networks. Hackers may be motivated by a multitude of reasons, including profit, protest, or because of the challenge...

 a TV subscription-service provider's smart cards and reprogram them with an autoroll for all the subscription service's channels. Though providers like DIRECTV
DirecTV
DirecTV is an American direct broadcast satellite service provider and broadcaster based in El Segundo, California. Its satellite service, launched on June 17, 1994, transmits digital satellite television and audio to households in the United States, Latin America, and the Anglophone Caribbean. ...

 and DISH Network
Dish Network
Dish Network Corporation is the second largest pay TV provider in the United States, providing direct broadcast satellite service—including satellite television, audio programming, and interactive television services—to 14.337 million commercial and residential customers in the United States. Dish...

 have attempted to use weekly ECMs
ECMS
ECMS may refer to :* Enterprise Content Management System* East Clinton Middle SchoolEphriam Curtis Middle School...

, or "electronic countermeasures," to disrupt these illegal cards, many websites provide updated autoroll codes impervious to ECMs and offer this software for a monthly subscription fee less than the service provider's monthly fees.

Because subscription TV providers tend not to discuss the methods by which they encrypt and decrypt their signals, mention of "autoroll" software and "autorolling" on a website usually indicates that the website's owners are engaged in illegal TV piracy. Normally such sites claim they are not legally bound to reveal customers' identities; often enough too, such sites will claim their activities are completely legal. Yet according to both U.S. and Canadian laws neither claim is true. In fact, the U.S.'s Digital Millennium Copyright Act of 1998 compels equipment and coding providers to turn over their customers' records to subscription-service providers if the former is found to have engaged in or aided in stealing the latter's services.
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
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