Updating usage conditions in lieu of download digital rights management protected content

• US 7,110,984 B1
• Filed: 11/13/2000
• Issued: 09/19/2006
• Est. Priority Date: 08/13/1998
• Status: Expired due to Term

• Current Assignee: Sandpiper CDN, LLC (Theseus LF Asset Holdings, LLC)
• Original Assignee: International Business Machines Corporation
• Inventors: Hurtado, Marco M., Zhao, Ting, Spagna, Richard L., Rettig, Paul R.
• Primary Examiner(s): NGUYEN, CUONG H
• Application Number:
  US09/711,747
• Time in Patent Office: 2,136 Days
• Field of Search: 705/26, 705/51, 705 57- 59, 705/75, 705/76, 705/52, 705/55, 705/80, 705/27, 705/63, 705/72, 380/30, 380/280, 380/281, 380/255, 380/251, 380/201, 380/202, 713/191, 713/193
• US Class Current: 705/57
• CPC Class Codes: G06F 21/1013 to locations
• CPC Class Codes: G06F 2211/007 Encryption, En-/decode, En-/decipher, En-/decypher, Scramble, (De-)compress
• CPC Class Codes: G06F 2221/2107 File encryption
• CPC Class Codes: G06F 2221/2135 Metering
• CPC Class Codes: G06Q 20/40 Authorisation, e.g. identification of payer or payee, verification of customer or shop credentials; Review and approval of payers, e.g. check credit lines or negative lists
• CPC Class Codes: G06Q 30/00 Commerce
• CPC Class Codes: G06T 1/0021 Image watermarking
• CPC Class Codes: G06T 2201/0064 for copy protection or copy management, e.g. CGMS, copy only once, one-time copy
• CPC Class Codes: G11B 20/0021 involving encryption or decryption of contents recorded on or reproduced from a record carrier
• CPC Class Codes: G11B 20/00884 involving a watermark, i.e. a barely perceptible transformation of the original data which can nevertheless be recognised by an algorithm
• CPC Class Codes: H04L 2463/101 applying security measures for digital rights management
• CPC Class Codes: H04L 2463/102 applying security measure for e-commerce
• CPC Class Codes: H04L 63/0428 wherein the data content is protected, e.g. by encrypting or encapsulating the payload
• CPC Class Codes: H04L 67/52 specially adapted for the location of the user terminal
• CPC Class Codes: H04L 69/04 Protocols for data compression, e.g. ROHC
• CPC Class Codes: H04L 69/329 in the application layer [OSI layer 7]
• CPC Class Codes: H04W 4/02 Services making use of location information

Abstract

A method on an end user system for creating additional copies onto at least one computer readable medium such as CDs, DVDs, ZipDisks™, tape, Flash memory, and RAM. The method comprising the steps of: receiving encrypted content with associated usage conditions and a first hash value; receiving a selection from an end user to create at least one copy of the encrypted content onto at least one computer readable medium; sending a request to an online electronic store of the encrypted content selected to be copied; receiving from the electronic store a description of the content selected to be copied along with a second hash value; and determining if the first hash value received is identical to the second hash value and if the first hash and the second hash value is identical authorizing the creating additional copies onto at least one computer readable medium.

Claims

1. A method on an end user system for updating previously stored usage conditions to allow additional usages of previously received encrypted digital content without receiving additional copies of the encrypted digital content, the method comprising the steps of:

receiving a request from a user to acquire encrypted digital content with at least one usage right;

receiving from an electronic store, a hash value, which uniquely identifies the encrypted digital content associated with the request to acquire the encrypted digital content;

comparing the hash value received from the electronic store with a previously stored hash value corresponding to the previously received encrypted digital content;

updating the usage conditions associated with the previously received encrypted digital content in response to the hash value received from the electronic store matching the previously stored hash value; and

permitting at least one additional use of the previously received encrypted digital content without the need to re-receive the received encrypted digital content.

2. The method according to claim 1, further comprises:

sending payment information from the end user system for payment for the additional usages of the previously received encrypted digital content.

3. The method according to claim 1, wherein the additional use comprises decrypting the previously received encrypted digital content in a tamper resistant environment so as to deter unauthorized access to the previously received encrypted digital content.

4. The method according to claim 1, wherein the update of usage conditions allows a creation of at least one additional copy on a computer readable medium selected from the group of computer readable mediums consisting of recordable CDs, DVDs, ZipDisks™

, tape, Flash memory, and RAM.

5. The method according to claim 1, further comprises:

receiving encrypted digital content if the previously stored hash value corresponding to the previously received encrypted digital content does not match the hash value received from the electronic store.

6. A method on an end user system for updating previously received usage conditions associated with previously received encrypted digital content, the method comprising the steps of:

receiving encrypted digital content with associated usage conditions and a first hash value;

sending a request to an online electronic store to purchase additional usage conditions;

receiving from the electronic store a second hash value; and

determining if the first hash value received is identical to the second hash value and in response to the first hash and the second hash value being identical, then authorizing the additional usages of the previously received encrypted digital content by updating the associated previously received usage conditions and without the need to re-receive the encrypted digital content.

7. The method according to claim 6, further comprising the step of decrypting the previously received encrypted digital content in a tamper resistant environment so as to deter unauthorized access to the previously received encrypted digital content.

8. A computer program product for content management, the computer program product comprising:

a computer readable medium containing programming instructions for use by an end user information processing system, the programming instructions for performing a method for updating previously received usage conditions associated with previously received encrypted digital content, the method comprising;

receiving encrypted digital content with associated usage conditions and a first hash value;

sending a request to an online electronic store to purchase additional usage conditions;

receiving from the electronic store a second hash value; and

determining if the first hash value received is identical to the second hash value and in response to the first hash and the second hash value being identical, then authorizing the additional usages of the previously received encrypted digital content by updating the associated previously received usage conditions and without the need to re-receive the encrypted digital content.

9. The computer readable medium according to claim 8, further comprising the step of decrypting the previously received encrypted digital content in a tamper resistant environment so as to deter unauthorized access to the previously received encrypted digital content.

10. A computer program product for content management, the computer program product comprising:

a computer readable medium containing programming instructions for use by an end user information processing system, the programming instructions for updating previously stored usage conditions on the end user system to allow additional usages of previously received encrypted digital content, without receiving additional copies of the encrypted digital content, the programming instructions for performing the method comprising;

receiving a request from a user to acquire encrypted digital content with at least one usage right;

receiving from an electronic store, a hash value associated with the request to create the copy of previously received encrypted digital content, the hash value uniquely identifying the encrypted digital content;

comparing the hash value received from the electronic store with a previously stored hash value corresponding to the previously received encrypted digital content;

updating the usage conditions associated with the previously received encrypted digital content, in response to the hash value received from the electronic store matching the previously stored hash value; and

permitting at least one additional use of the previously received encrypted digital content without the need to re-receive the encrypted digital content.

11. The computer readable medium according to claim 10, wherein the programming instruction to allow additional usages includes decrypting the previously received encrypted digital content in a tamper resistant environment so as to deter unauthorized access to the previously received encrypted digital content.

12. The computer readable medium according to claim 10, wherein the programming instruction to allow additional usages includes creating onto at least one additional copy on the second computer readable medium selected from the group of computer readable mediums consisting of recordable CDs, DVDs, ZipDisks™

, tape, Flash memory, and RAM.

13. The computer readable medium according to claim 10, further comprising the programming instruction of receiving encrypted digital content if the hash corresponding to the previously received encrypted digital content does not match the hash value received from the electronic store.

14. The computer readable medium according to claim 10, further comprising the programming instruction of sending payment information from the end user system for payment for the additional usages of the previously received encrypted digital content.

15. An end user system for updating previously stored usage conditions to allow additional usages of previously received encrypted digital content without receiving additional copies of the encrypted digital content, the system comprising:

means for receiving a request from a user to acquire encrypted digital content with at least one usage right;

means for receiving from an electronic store, a hash value, which uniquely identifies the encrypted digital content, associated with the request to acquire the encrypted digital content;

means for comparing the hash value received from the electronic store with a previously stored hash value corresponding to the previously received encrypted digital content;

means for updating the usage conditions associated with the previously received encrypted digital content in response to the hash value received from the electronic store matching the previously stored hash value; and

means for permitting at least one additional use of the previously received encrypted digital content without the need to re-receive the received encrypted digital content.

16. The system according to claim 15, wherein the means for permitting at least one additional use includes decrypting the previously received encrypted digital content in a tamper resistant environment so as to deter unauthorized access to the previously received encrypted digital content.

17. The system according to claim 15, wherein the means for permitting at least one additional use includes creating at least one additional copy of the previously received encrypted digital content on a computer readable medium selected from the group of computer readable mediums consisting of recordable CDs, DVDs, ZipDisks™

, tape, Flash memory, and RAM.

18. The system according to claim 15, further comprising means for sending payment information from the end user system to an electronic store for payment of the at least one additional use of the previously received encrypted content.