| 摘要 |
<p>The present invention relates to a method for playing back encrypted multimedia content on a system (1), the system (1) including data-processing means (CPU1), a graphic processor (GPU1) and playback means (10), the system (1) being connected via a communication network (3) to a multimedia server (2) including data-processing means (CPU2), characterised in that said method includes the implementation of the following steps: opening a secure tunnel between the data-processing means (CPU2) of the multimedia server (2) and the graphic processor (GPU1) of the system (1) via the data-processing means (CPU1) of the system (1); the graphic processor (GPU1) of the system (1) receiving, via the secure tunnel, data enabling the graphic processor (GPU1) to generate a key to decrypt said encrypted multimedia content; generating the decryption key for said encrypted multimedia content; the graphic processor (GPU1) decrypting said multimedia content by means of said decryption key and playing back on the playback means (10).</p> |
