The Kudelski Group claims to be a "world leader in digital security and convergent media solutions" for the delivery of digital and interactive content. Its technologies are used in a wide range of services and applications requiring access control and rights management to secure the revenue of content owners and service providers for digital television and interactive applications across broadcast, broadband and mobile delivery networks. The Kudelski Group is also a world technology leader in the area of access control and management of people or vehicles to sites and events. It additionally offers professional recorders and high-end hi-fi products. The Kudelski Group is headquartered in Cheseaux-sur-Lausanne. It operates in five continents and employs about 3'000 people.

The origin of the corporation lies in the success of the Nagra

Nagra

Nagra is the trademark referring to any of the series of mostly battery-operated portable professional audio recorders produced by Kudelski SA, based in Cheseaux-sur-Lausanne, Switzerland....

 tape recorders, developed by Stefan Kudelski

Stefan Kudelski

Stefan Kudelski is a Polish audio engineer, famous for creating the Nagra series of professional audio recorders....

. In 1991, his son André Kudelski

André Kudelski

André Kudelski of a Polish father, is a Swiss engineer who is the Chairman of the Board and Chief Executive Officer of the Kudelski Group....

 succeeded him as Chairman of the Board and Chief Executive Officer (CEO).

Over the years, the Kudelski Group has become the leading provider of advanced security and multi-screen user experience solutions for the monetization of digital media. Its services and content protection technologies are used by more than 120 leading pay-TV operators around the world securing content delivered to more than 133 million active smart cards and devices. Its products have been integrated into more than 150 million devices, enabling advanced user interfaces, video-on-demand, personal video recording, advanced advertising and a variety of enhanced television applications (end of 2010).

The Kudelski Group also claims to be a global leader in the area of access control

Access control

Access control refers to exerting control over who can interact with a resource. Often but not always, this involves an authority, who does the controlling. The resource can be a given building, group of buildings, or computer-based information system...

 solutions and their efficient management, through its fully owned company SKIDATA (headquartered in Austria). With almost 7,000 installations worldwide, SKIDATA provides turnstiles

Turnstile

A turnstile, also called a baffle gate, is a form of gate which allows one person to pass at a time. It can also be made so as to enforce one-way traffic of people, and in addition, it can restrict passage only to people who insert a coin, a ticket, a pass, or similar...

, admission ticketing

Ticket (admission)

A ticket is a voucher that indicates that one has paid for admission to an event or establishment such as a theatre, movie theater, amusement park, zoo, museum, concert, or other attraction, or permission to travel on a vehicle such as an airliner, train, bus, or boat, typically because one has...

, electronic ticketing systems

Digital ticket

A digital ticket is a virtual instance of a ticket which represents the digitization of rights to claim goods or services.-Criteria:A digital ticket must fulfill the following criteria:* Secure...

, boom barriers, and other pedestrian and vehicular access control devices to ski resorts, parking lots, amusement parks, shopping malls, airports, and municipalities, among others.

Audio

• Nagra
  Nagra
  Nagra is the trademark referring to any of the series of mostly battery-operated portable professional audio recorders produced by Kudelski SA, based in Cheseaux-sur-Lausanne, Switzerland....
  
   Audio: Portable digital recorders for professionals; products in the high-end Hi-Fi sector.

Digital TV

• Abilis: Multimode semiconductors for mobile digital television
  Digital television
  Digital television is the transmission of audio and video by digital signals, in contrast to the analog signals used by analog TV...
  
   and wireless data communication.
• Leman Consulting: Intellectual Property Rights
• Nagra France
  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 .-History:...
  
  : Develops and markets the MediaGuard
  Mediaguard
  Mediaguard is a conditional access system for digital television developed by SECA , company renamed to Canal+ Technologies SA , a subsidiary of Canal+ Group, sold to Thomson...
  
   integrated conditional access
  Conditional access
  Conditional Access is the protection of content by requiring certain criteria to be met before granting access to this content...
  
   solution for digital television
  Digital television
  Digital television is the transmission of audio and video by digital signals, in contrast to the analog signals used by analog TV...
  
  ; Digital TV development center.
• Nagra Plus: Security systems for analog pay television. Equally owned with Canal+
  Canal+
  Canal+ is a French premium pay television channel launched in 1984. It is 80% owned by the Canal+ Group, which in turn is owned by Vivendi SA. The channel broadcasts several kinds of programming, mostly encrypted...
  
   (F).
• Nagra Trading: Management of the Kudelski Group's set-top box
  Set-top box
  A set-top box or set-top unit is an information appliance device that generally contains a tuner and connects to a television set and an external source of signal, turning the signal into content which is then displayed on the television screen or other display device.-History:Before the...
  
   activity.
• NagraCard: Security technology using smart cards for digital television
  Digital television
  Digital television is the transmission of audio and video by digital signals, in contrast to the analog signals used by analog TV...
  
   and other applications such as physical access.
• NagraID: Development and production of modules and smart cards for contact and contactless identification systems.
• NagraStar: Conditional access
  Conditional access
  Conditional Access is the protection of content by requiring certain criteria to be met before granting access to this content...
  
   and smart cards used by EchoStar's DISH Network American satellite television system
  Satellite television
  Satellite television is television programming delivered by the means of communications satellite and received by an outdoor antenna, usually a parabolic mirror generally referred to as a satellite dish, and as far as household usage is concerned, a satellite receiver either in the form of an...
  
   and its affiliated companies. Equally owned with EchoStar (USA).
• Nagravision
  Nagravision
  Nagravision is a company of the Kudelski Group that develops conditional access systems for cable and satellite television. The name is also used for their main products, the Nagravision encryption systems.-Digital systems:...
  
  : One of the world's leading suppliers of integrated security software
  Security software
  Security software is a generic term referring to any computer program or library whose purpose is to secure a computer system or computer network. Types of security software include:* Antivirus software* Anti keylogger* Cryptographic software...
  
   solutions for digital television operators and content providers.
• OpenTV
  OpenTV
  OpenTV is an interactive television company founded in 1994. Its main business involves the sale of set-top-box operating systems and software. On March 28, 2010 OpenTV became a fully owned subsidiary of the NAGRA Kudelski Group and officially delisted from the NASDAQ, where it was previously...
  
  : Middleware
  Middleware
  Middleware is computer software that connects software components or people and their applications. The software consists of a set of services that allows multiple processes running on one or more machines to interact...
  
   solutions enabling advanced digital television services
  Digital television
  Digital television is the transmission of audio and video by digital signals, in contrast to the analog signals used by analog TV...
  
   including interactive television
  Interactive television
  Interactive television describes a number of techniques that allow viewers to interact with television content as they view it.- Definitions :...
  
   and interactive and addressable advertising. Officially acquired by the Kudelski Group on 26 March 2010 .
• Quative: develops and markets a next generation IPTV
  IPTV
  Internet Protocol television is a system through which television services are delivered using the Internet protocol suite over a packet-switched network such as the Internet, instead of being delivered through traditional terrestrial, satellite signal, and cable television formats.IPTV services...
  
   service delivery platform called Quative IPTV Service Platform (QSP) and provides system integration services enabling end-to-end IPTV service provider solutions.
• SmarDTV: Removable security solutions for digital media devices
  Digital media
  Digital media is a form of electronic media where data is stored in digital form. It can refer to the technical aspect of storage and transmission Digital media is a form of electronic media where data is stored in digital (as opposed to analog) form. It can refer to the technical aspect of...
  
   allowing consumer access to authorized PayTV content, in the home and on the go
• Medioh!: Web development, widgets and content services for PayTV operators and CE device makers - acquired July, 2009

Public Access

• polyright: Open-ended rights and services management solutions for communities, hospitals and corporations. Management and development of the Group's convergence projects.
• SKIDATA: people (person) and car (vehicle) access solutions.