Method and apparatus for protecting private information within a database
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United States of America Patent
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Oct 20, 2009
Grant Date -
Feb 24, 2005
app pub date -
Aug 22, 2003
filing date -
Aug 22, 2003
priority date (Note) -
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status (Latency Note)
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Abstract
One embodiment of the present invention provides a system that facilitates protecting an item of private information in a database, wherein the item of private information is used as a key for retrieving data from the database. During operation, the system receives the item of private information and creates a hash of the item. The system then stores the hash in the database along with any associated information in a database record containing the hash.
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