Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Granted Application number CNA031014860A Other languages Chinese ( zh) Google Patents Systems and methods for secure transaction management and electronic rights protectionÄownload PDF Info Publication number CN1601429A CN1601429A CNA031014860A CN03101486A CN1601429A CN 1601429 A CN1601429 A CN 1601429A CN A031014860 A CNA031014860 A CN A031014860A CN 03101486 A CN03101486 A CN 03101486A CN 1601429 A CN1601429 A CN 1601429A Authority CN China Prior art keywords information control electronic protected secure Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents CN1601429A - Systems and methods for secure transaction management and electronic rights protection CN1601429A - Systems and methods for secure transaction management and electronic rights protection
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