Markany Inc.

Ho-il Ryu

Dong-Uk Lee

Jong-Uk Choi

Ji-sung Choi

Hae-il Jung

Disclosed are a system and method of a large-scale simultaneous digital signature service based on a hash function. According to the system and method, the main agent that requires the generation of a digital signature does not itself generate the digital signature, and digital signatures may be simultaneously and stably generated for large-scale data such as multiple electronic documents and digital data, using a hash function and a hash tree, which are known as a simple and secure method, to guarantee the integrity of the data in a digital signature-based structure based on multiple servers.

Large-scale simultaneous digital signature service system based on hash function and method thereof

Disclosed is a digital signature service system and method based on a hash function in which a main agent, who requires the generation of a digital signature, does not personally generate the digital signature, and wherein digital signatures may be simultaneously and stably generated for large-scale data such as multiple electronic documents and digital data using a hash function and a hash tree, which are known as a simple and secure method, to guarantee the integrity of the data in a digital signature-based structure based on a server.

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Seoul, South Korea

Ho-il Ryu