发明名称 |
SECURITY METHOD AND DEVICE FOR MANAGING ACCESS TO MULTIMEDIA CONTENTS |
摘要 |
The invention concerns a method for managing transmission of multimedia contents on a mobile terminal (2) equipped with a security module (3), the multimedia contents being transmitted in encrypted form from a broadcasting server (1) and via a communication network (4). The method includes the following steps: a) sending to the mobile terminal (2) rights of use data for at least one multimedia content; b) storing said rights of use data in the security module (3) of the mobile terminal (2); c) generating a sequence of encryption/decryption keys, the sequence of decryption keys being generated from the rights of use data stored in the security module (3); d) transmitting the multimedia content to the mobile terminal (2), the content being successively encrypted with the keys of the generated sequence of encryption keys; e) receiving the multimedia content by the mobile terminal and decrypting the multimedia content from the decryption keys of the sequence of keys generated in the security module of the mobile terminal. |
申请公布号 |
WO2006106270(A1) |
申请公布日期 |
2006.10.12 |
申请号 |
WO2006FR50306 |
申请日期 |
2006.04.06 |
申请人 |
FRANCE TELECOM;FERRAZZINI, AXEL;ANZA, DIEGO;CHAUVAUD, PASCAL |
发明人 |
FERRAZZINI, AXEL;ANZA, DIEGO;CHAUVAUD, PASCAL |
分类号 |
H04L29/06;H04W4/06;H04W12/02 |
主分类号 |
H04L29/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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