发明名称 |
VORRICHTUNG UND VERFAHREN ZUM ZUGREIFEN AUF MATERIAL UNTER VERWENDUNG EINER SICHEREN ENTITÄTSVERRIEGELTEN REGISTRIERDATENBANK |
摘要 |
An apparatus and method for accessing material using an entity-locked secure registry is described. A host includes material encrypted with at least one content key, a secure registry encrypted with a registry key and storing access and other information for the encrypted material, and a control module configured to decrypt the secure registry for retrieval of the access and other information if a correct entity identification is received. |
申请公布号 |
AT382239(T) |
申请公布日期 |
2008.01.15 |
申请号 |
AT20020786422T |
申请日期 |
2002.10.17 |
申请人 |
MACROVISION CORPORATION |
发明人 |
COLLIER, DAVID;FENNEY, ROBERT |
分类号 |
G06F17/00;G06F1/00;G06F21/00;G06F21/10;G06F21/62;H04L9/08;H04L9/32;H04N7/16;H04N7/167 |
主分类号 |
G06F17/00 |
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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