Hyunguk Yoo

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An SA (Substation Automation) system based on IEC 61850 is an intelligent substation; it has been receiving considerable attention as a core component of a smart grid. The explosive increase of threats to cyber security has been expanded to critical national infrastructures including the power grid. Substation Automation has also become a main target of(More)
Currently, most records are produced and stored digitally using various types of media storage and computer systems. Unlike physical records such as paper-based records, identifying, collecting, and analyzing digital records require technical knowledge and tools that are not found in archival institutions. As a result, archival institutions face challenges(More)
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