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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]
Otherwise the decoder seeds the card's PRNG with a seed transmitted with the video signal to generate the correct sequence of cut points. The system also included a cryptographic element called the Fiat Shamir Zero Knowledge Test. This element was a routine in the smartcard that would prove to the decoder that the card was indeed a genuine card.
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.
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]
The Sky Multichannels logo used in various promotions by BSkyB. Sky Multichannels was a package of analogue television services offered by BSkyB on the Astra satellites at 19.2° east from 1 September 1993 to 27 September 2001, which started off with 15 channels before expanding to over 40. [1] [2]
Conditional Access Module Various types of CAM. A conditional access module (CAM) is an electronic device, usually incorporating a slot for a smart card, which equips an integrated digital television or set-top box with the appropriate hardware facility to view conditional access content that has been encrypted using a conditional access system. [1]
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 Synamedia Video Network Service Manager is a micro-services-based platform that helps operators and video producers quickly update their programming line-ups and bundled offers. The Converged Headend is designed to help pay-TV providers transition to software-based services, and can be deployed on premise, in the cloud, or in a hybrid ...