A hybrid traitor-tracing enabling system comprises an inner code and a multi-level outer code. The inner code comprises encrypted tables comprising codewords for file segment variations. One level of the multi-level outer code comprises assignments of a cluster of sequence keys to manufacturers or models...http://www.google.fr/patents/US7630497?utm_source=gb-gplus-shareBrevet US7630497 - System and method for assigning sequence keys to a media player to enable hybrid traitor tracing
System and method for assigning sequence keys to a media player to enable ...
