1845702-A1 cites 7 patents.

The method involves encrypting an initial digital content (10) e.g. video file, by an application of an encryption algorithm that is defined by an encryption key. The encrypted digital content (14A, 14B) are transmitted toward a receiving terminal. The encrypted digital content are decrypted by an application of a decrypting algorithm defined by a specific decryption key for generating a decrypted digital content (16). Independent claims are also included for the following: (1) a method for decrypting a digital content (2) a device for decrypting a digital content, comprising a storage unit (3) a computer program comprising a set of software instructions for an application of a decrypting algorithm (4) a computer readable data medium comprising a storage unit.

Title
Method of distributing digital content and method, device and computer program for decrypting encrypted digital content
Application Number
EP20070106049 20070412
Publication Number
1845702 (A1)
Application Date
April 12, 2007
Publication Date
October 17, 2007
Inventor
Gilbert Henri
FR
Frisch Laurent
FR
Francfort Stanislas
FR
Assignee
France Telecom
FR
IPC
H04L 09/00
H04N 01/44
H04L 09/00
H04N 01/44
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