Method for securing safety of electronic information

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Protection at a particular protocol layer

Reexamination Certificate

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Details

C713S152000, C380S216000, C380S229000

Reexamination Certificate

active

06957349

ABSTRACT:
A security assurance technique for electronic information wherein an electronic information file1is divided into a plurality of information elements2and the divided information elements are selected and combined with their order changed to produce one or more information blocks3, and division extraction data of the information elements is produced and the information blocks are formed and stored or transmitted, whereafter, when the electronic information is to be utilized, the information elements4included in the information blocks3are re-divided, re-arranged in the correct order and integrated based on the division extraction data to restore an original electronic information file5, whereby, even if electronic information stored or being communicated is stolen, the value of the information is reduced to disable utilization of the information.

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