H - Electricity – 04 – L
Patent
H - Electricity
04
L
H04L 9/28 (2006.01) G06Q 20/00 (2006.01) G11B 23/00 (2006.01) H04L 29/06 (2006.01)
Patent
CA 2253102
In an electronic document circulating method of circulating an electronic document having a plurality of data blocks to a plurality of workers, a data block in a document is encrypted by using an encrypting key corresponding to a certain worker, and a document having the encrypted data block is transmitted and received over a network. A time necessary for encrypting and decrypting an electronic form may be reduced. The encrypted data block in the document is decrypted by using a decrypting key corresponding to a specific worker, and it is determined how to display the data block and execute a processing in response to whether or not the encrypted data block is decrypted correctly or the existence of the data block.
Kobayashi Rie
Kondo Kaori
Masuishi Tetsuya
Odajima Takashi
Tominaga Masasuke
Hitachi Ltd.
Kirby Eades Gale Baker
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