MediaGuard is a
conditional access system
Conditional access (CA) is a term commonly used in relation to software and to digital television systems. Conditional access is that ‘just-in-time’ evaluation to ensure the person who is seeking access to content is authorized to access the c ...
for
digital television
Digital television (DTV) is the transmission of television signals using digital encoding, in contrast to the earlier analog television technology which used analog signals. At the time of its development it was considered an innovative adva ...
developed by
SECA
The SecA protein is a cell membrane associated subunit of the eubacterial Sec or Type II secretory pathway, a system which is responsible for the secretion of proteins through the cell membrane. Within this system the SecA ATPase forms a translo ...
(Société Européenne de Contrôle d'Accès; renamed to Canal+ Technologies SA) (CEO
François Carayol), a subsidiary of Canal+ Group, sold to
Thomson (CEO
Thierry Breton
Thierry Breton (; born 15 January 1955) is a French business executive, politician, writer and the current Commissioner for Internal Market of the European Union.
Breton was vice-chairman and CEO of Groupe Bull (1996–1997), chairman and CEO o ...
). Then Canal+ Technologies SA was broken in two pieces by
Thomson in 2003, the MediaGuard sold to
Nagra France
Nagra France is a company which develops and markets the Mediaguard conditional access system for digital television. It is a subsidiary of the Kudelski Group (which also develops Nagravision).
History
Nagra France was previously known as SECA or ...
and the
MediaHighway to NDS France.
MediaGuard has been on the European market since 1996. It is also used in Middle-East and Asia. MediaGuard is notably used by
Canal+
Canals or artificial waterways are waterways or engineered channels built for drainage management (e.g. flood control and irrigation) or for conveyancing water transport vehicles (e.g. water taxi). They carry free, calm surface flo ...
.
Manufacturers which incorporate MediaGuard into their equipment are notably
Hitachi, Ltd.
() is a Japanese multinational conglomerate corporation headquartered in Chiyoda, Tokyo, Japan. It is the parent company of the Hitachi Group (''Hitachi Gurūpu'') and had formed part of the Nissan ''zaibatsu'' and later DKB Group and Fuyo G ...
,
Humax
Humax (휴맥스) is a consumer electronics company. Founded in South Korea in 1989, it manufactures set-top boxes, digital video recorders and other consumer electronics. It is publicly traded on KOSDAQ.
Listed on the Korean stock exchange ( ...
,
JVC
JVC (short for Japan Victor Company) is a Japanese brand owned by JVCKenwood corporation. Founded in 1927 as the Victor Talking Machine Company of Japan and later as , the company is best known for introducing Japan's first televisions and for ...
,
Kenwood Electronics
is a Japanese brand of consumer electronics. It has been owned by JVCKenwood ever since October 2011, when Kenwood Corporation merged with JVC. Kenwood manufactures audio equipment such as cassette tape decks/recorders, amateur radio (ham) equ ...
,
Nokia
Nokia Corporation (natively Nokia Oyj, referred to as Nokia) is a Finnish multinational telecommunications, information technology, and consumer electronics corporation, established in 1865. Nokia's main headquarters are in Espoo, Finland, i ...
,
Pace Micro Technology
Pace plc was a British company who developed set-top boxes (STBs), advanced residential gateways, software and services for the pay-TV and broadband services industry. Pace's customers included cable, telco, satellite and IPTV operators. The ...
,
Philips
Koninklijke Philips N.V. (), commonly shortened to Philips, is a Dutch multinational conglomerate corporation that was founded in Eindhoven in 1891. Since 1997, it has been mostly headquartered in Amsterdam, though the Benelux headquarters is ...
,
Pioneer Corporation
commonly referred to as Pioneer, is a Japanese multinational corporation based in Tokyo, that specializes in digital entertainment products. The company was founded by Nozomu Matsumoto in January 1, 1938 in Tokyo as a radio and speaker repair ...
,
Sagem,
Samsung Electronics
Samsung Electronics Co., Ltd. (, sometimes shortened to SEC and stylized as SΛMSUNG) is a South Korean multinational electronics corporation headquartered in Yeongtong-gu, Suwon, South Korea. It is the pinnacle of the Samsung chaebol, acc ...
,
Sony Corporation
, commonly stylized as SONY, is a Japanese multinational conglomerate corporation headquartered in Minato, Tokyo, Japan. As a major technology company, it operates as one of the world's largest manufacturers of consumer and professional ...
, Strong,
Thomson, and
Toshiba
, commonly known as Toshiba and stylized as TOSHIBA, is a Japanese multinational conglomerate corporation headquartered in Minato, Tokyo, Japan. Its diversified products and services include power, industrial and social infrastructure systems, ...
.
The original MediaGuard system has been broken by the end of the 1990s, allegedly by rival
NDS Group, which resulted in new cards being distributed to customers in 2002.
Murdoch firm used hacker site to target pay-TV rival
/ref>
This original version of MediaGuard in the set-top-box is composed of two elements:
* The software running in the box from the technology developed by the company HyperPanel Lab and licensed by Canal+. This technology, called the HyperPanel run has been split into two subsets: MediaHighway and MediaGuard;
* A smart card whose technology was developed by SECA
External links
* ttps://www.theguardian.com/media/2002/oct/03/citynews.broadcasting Murdoch firm ordered to hand over documents in TV piracy rowbr>NDS faces probe over TV hacking allegations
* ttp://news.bbc.co.uk/1/hi/business/1868140.stm Details of Canal Plus lawsuitbr>All Canal+ Lawsuit documentsCANAL+ GROUP FILES LAWSUIT AGAINST NDS TO RECOVER FOR ACTS OF UNFAIR COMPETITIONCanal+ Technologies Press releasesNewspapers - The Guardian / Le Figaro / Les Echos / Le MondeMurdoch security chief linked to TV piracy site
2019 roku MediaGuar 2 key Negra 3 Seca3 Cryptower Comax Utforzona 2019 roku TV SATELITY klucze
References
Digital television
Conditional-access television broadcasting
Audiovisual introductions in 1996
French inventions
{{broadcast encryption