发明名称 METHOD FOR PROTECTING CONTENT STORED ON AN INFORMATION CARRIER
摘要 <p>The invention relates to a method for protecting content stored on an information carrier. In order to avoid that a user illegally circumvents a copy protection mechanism such as a watermark protecting said content to get an illegal access to said content, a method comprising the following steps is proposed: - reading a unique identifier present on said information carrier, - storing in a first memory information relating to illegal access actions on said information carrier using said identifier, - refusing access to said information carrier after a predetermined number of illegal access actions.</p>
申请公布号 WO2003005358(A1) 申请公布日期 2003.01.16
申请号 IB2002002754 申请日期 2002.07.03
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