HDCP Compatibility Of The Screen Explained
March 21, 2009
The evolution of information technology has made positive impacts on the lifestyles of people. The use of computers helped them to handle, store, process and transfer information or data. Many innovative systems and equipments play active role to make life resourceful and comfortable. The operating system and applications are becoming important in the process of communication between people. Internet has become the most valuable source for exchange of concepts, thoughts and ideas between people, organization and countries. It is now possible to transmit confidential data from one source to another in a matter of seconds. However, there are potential hazards of data or information being intercepted and misused by some alien sources with malafide intentions. In a world where confrontation and conflicts are becoming highly prevalent, the stake holders involved are forced to be alert. Ensuring security of the information exchanged between the sources become imperative.
HDCP or High Definition Copy Protocol (It is also referred as High Bandwidth Digital Content Protection) is a format developed to offer protection and security to data exchanged between sources. Security of the transmitted or exchanged information is necessary not only to protect the confidentiality of the subject mater, but also in the context of copyright protection and intellectual property right issues. HDCP is a product of the INTEL which is licensed by the digital content protection agency. The method adopted is an effective way to eliminate the possibilities of intercepting digital data by third parties, during the transmission between the sources. It is prescribed to follow key exchange procedure before passing information between sources. Both audio and video are covered in the process.
All products like televisions DVD players, satellite or cable televisions, set top boxes etc are to be provided with secured connections to ensure safety of the data. There are many manufacturers who promote the formats. The users should make sure that the system is compatible with HDCP. The system requires exchange of keys between source and display device. As such compatibility is essential in making use of the format. HDCP compliant equipments or devices will indicate a logo or image to confirm compatibility. The protocol is now integrated with all devices that are HDTV and movie software to protect output contents. Consumers have to ensure such protection to blue-ray disk and HD DVD formats.
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