Patent ID: 7802106
Filing Date: 2010-09-21
Classification: G06F,H04N

Abstract:
1. A method for ensuring the integrity of a plurality of computer software programs carried out by means of at least one encryption/decryption module, the plurality of computer software programs being transmitted, by means of a transmitter, to a decoder which is equipped with the at least one encryption/decryption module by means of a long-distance information transmission network, the transmitter performing the steps comprising: a) a step ( b) a step ( c) a step ( the decoder carrying out: d) a step ( e) a step for constructing a single identifier for the plurality of computer software programs to be transmitted during step c) based on information relating to each of the computer software programs of the plurality of computer software programs and in that the at least one encryption/decryption module carries out the same operation as that carried out during step e) in order to reconstruct a unique identifier corresponding to that constructed during step e) upon the plurality of computer software programs received by the decoder being identical to that transmitted by the transmitter, wherein, the transmitter inserts (at the at least one encryption/decryption module verifies (at upon each software program of the plurality of computer software programs having not been received, the at least one encryption/decryption module prevents step d) (at