Electronics and Telecommunications Research Institute

Sung Woo Tak

Tae Geun Kim

Chang Soon Park

The present invention relates to a method for preparing safe electronic notarized documents in electronic commerce which provide a safe notarization for a transaction between a customer and a merchant. The method includes steps of a notarizing organization transmitting an electronic notarized document with a digital signature to a customer/merchant, the customer/merchant decoding the electronic notarized document and transmitting the electronic notarized document with digital signature to the notarizing organization, the notarizing organization decoding the electronic notarized document and comparing the decoded electronic notarized document with the electronic notarized document without any digital signatures so as to obtain a message digest of the notarized document and to send the electronic notarized document with digital signature to the customer/merchant, and the customer/merchant storing the electronic notarized document.

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Daejeon, South Korea

Sung Woo Tak