Patent №
US 7,543,336
Granted
2009-06-02
Filed 2003
Owner
MICROSOFT CORPORATION
Lab
AI components
1
kr
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
10431011
In one aspect, a data structure to be encrypted is received, the data structure including content along with a statement of conditions under which the content may be decrypted. The content is encrypted using a public key of a pair of public and private keys of a device that is to decrypt the data structure. In another aspect, a data structure is decrypted using a private key of a pair of public and private keys. A statement of conditions under which content in the data structure can be decrypted is obtained, and testing is performed as to whether the conditions are satisfied. The decrypted content is returned only if the conditions are satisfied.
AI classification
Ownership
MICROSOFT CORPORATION
assignment · 140520925
Assignors
LAMPSON, BUTLER W., DETREVILLE, JOHN D., ENGLAND, PAUL
On an employer assignment, the assignors are typically the inventors.