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VideoGuard (sometimes referred to simply as NDS), produced by NDS, is a digital encryption system for use with conditional access television broadcasting. It is used on digital satellite television systems – some of which are operated by News Corporation, which owned about half (49%) of NDS until its sale to Cisco in 2012 (becoming Cisco Videoscape division). [1]
A VideoGuard card slot, as well as a second smart-card reader are fitted to the front (these are for the Sky viewing card and other interactive cards). All share an identical user interface and EPG , with the exception of Sky+ HD boxes which have used the new Sky+ HD Guide since early 2009.
The Sky 09 card had been introduced in 1994 as a replacement for the compromised Sky 07 card. The former had been totally compromised in Europe at the time (1995). The countermeasure employed by NDS Group, the designers of the VideoCrypt system was to issue a new smartcard (known as the Sky 10 card) that included an ASIC in addition to the card ...
The series of cutpoints is determined by a pseudo-random sequence. Channels were decoded using a pseudorandom number generator (PRNG) sequence stored on a smart card (aka Viewing Card). To decode a channel the decoder would read the smart card to check if the card is authorised for the specific channel. If not, a message would appear on screen.
Cisco Videoscape (formerly NDS Group and currently known as Synamedia) was a majority owned subsidiary of News Corp, which develops software for the pay TV industry (including cable, satellite and others). NDS Group was established in 1988 as an Israeli start up company. [1]
In such a case, only the smart card reader normally in the CAM is fitted and not the PCMCIA type CI slots. Even if the Common Interface has been created to resolve cryptography issues, it can have other functions using other types of modules such as Web Browser , iDTV ( Interactive Television ), and so forth.
Sky's Anytime+ will only be available to Sky broadband at launch but sky say it will be on all service providers in the near future. Although the service may be similar to DirecTV's VOD offering that also uses an operating system built by NDS Group. NDS Group was formally a Permira/News Corporation company, but currently part of Cisco. Sky have ...
Additional packages including the multiple channels alongside one or more of Sky's premium channels were available from £11.99 to £19.99. [8] The channels were encrypted using NDS Group's VideoCrypt system, [1] and viewing them required a monthly subscription payment, a decoder and a valid viewing card.