METHOD OF WATERMARKING DIGITAL DATA
The invention relates to a digital watermarking method comprising the steps of - decomposition of the video into blocks (N, N+l, N+2) - calculation (El, E2) for each block of the said video of a digital signature (S). According to the invention the method furthermore comprises a step of insertion into a second block (N+l) of said signature. (S) relating to a first block (N), before the calculation of said signature (S) of said second block (N+l).