Patent ID: 7231528

Claim:
A method of editing and restoring electronic information; the method of editing comprising, dividing an electronic information file into a number of information elements, generating two or more information blocks that would contain all information elements if all information blocks are integrated by selecting divided information elements and combining in different order, and also, generating a primary distribution information file recording said method of division into said information elements and formation information of information blocks, dividing the primary distribution information file into a number of key fragments, generating two of more key blocks that would contain all key fragments if all key blocks are integrated by selecting the divided key fragments and combining in different order, generating a secondary distribution information file recording information of said key fragments and forming information of said key blocks, creating a number of packages by packaging together with said information blocks and key blocks, or together with said information blocks, the key blocks and the secondary distribution information file, and storing or transmitting the packages individually, and the method of restoring electronic information comprising, assembling the packages edited by the method of editing electronic information by receiving or reading out the packages, cutting out the secondary distribution information file from the packages, restoring the primary distribution information file by re-dividing the key fragments contained in the key blocks based on the secondary distribution information file to rearrange and integrate in a correct order, and at the same time, restoring the electronic information file by re-dividing information elements contained in the information blocks based on the primary distribution information file to rearrange and integrate in the correct order.