Data protection management apparatus and data protection management method
First Claim
1. A data protection management system enabling data communication of a license and encrypted content between a sender and a receiver while protecting and managing the communicated data, the data protection management system comprising:
- a session manager for executing a process for acquiring a license and encrypted content from a sender;
a license management engine for storing and managing the license acquired by the session manager; and
memory for storing the license;
wherein when a challenge, which is a request for proof of a license, is received, the session manager generates a certificate verifying the license and sends the generated certificate to the receiver.
1 Assignment
0 Petitions
Accused Products
Abstract
The data protection management apparatus protects digital licenses and digital data, so that the abuse and illegal use of digital data is prevented. The apparatus has an I/O port, session manager, license management engine, usage rules administrator, encryption engine, memory manager, and memory. The license management engine acquires, stores, and manages licenses in sessions opened by the session manager, and the usage rules administrator provides an encryption algorithm and protocol for securely storing and sending digital license data by applying the usage rules to the use of licenses managed by the license management engine.
116 Citations
20 Claims
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1. A data protection management system enabling data communication of a license and encrypted content between a sender and a receiver while protecting and managing the communicated data, the data protection management system comprising:
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a session manager for executing a process for acquiring a license and encrypted content from a sender;
a license management engine for storing and managing the license acquired by the session manager; and
memory for storing the license;
wherein when a challenge, which is a request for proof of a license, is received, the session manager generates a certificate verifying the license and sends the generated certificate to the receiver. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A data protection management method enabling data communication of a license and encrypted content between a sender and a receiver while protecting and managing the communicated data, the data protection management method comprising:
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a session step for executing a process for acquiring a license and encrypted content from a sender;
a step for storing and managing the license acquired by the session manager [sic];
a step for storing a key required for decrypting the encrypted content; and
a step for storing the license;
wherein when a challenge, which is a request for proof of a license, is received, the session step generates a certificate verifying the license and sends the generated certificate to the receiver. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification