Electronics and Telecommunications Research Institute

Yunkoo Lee

Sangwoon Yang

Donggeon Lee

Minkyu Joo

A physical level-based security system for data security of a security terminal and a method using the system. The security system includes at least one normal terminal corresponding to an external network, a security terminal corresponding to an internal network and storing sensitive data, and an interface device for transmitting input information of a user to any one of the at least one normal terminal and the security terminal, and providing unidirectional transmission service from the at least one normal terminal to the security terminal.

Growing community of inventors

Daejeon, South Korea

Yunkoo Lee