Patent ID: 7322047

Claim:
A method of securing data based upon a plurality of security levels, each with a predetermined security clearance, in a computer system having a plurality of computers therein and a plurality of memories designated as a remainder store and a plurality of extract stores for respective ones of said plurality of security levels operatively coupled over a communications network, said data having security sensitive content represented by one or more security sensitive words, data objects, characters, images, data elements or icons, comprising: extracting said security sensitive content from said data to obtain (a) subsets of extracted data and (b) remainder data; storing said extracted data and said remainder data in respective extract stores, corresponding to the respective security level of the extracted data, and said remainder store, respectively; and, permitting reconstruction of some or all of said data via one or more of said subsets of extracted data from respective extract stores and remainder data only in the presence of predetermined security clearance for said respective security level corresponding to said respective extract stores.