This paper proposes a kind of Mandatory Hardware
Confirming Control technology, realizes hardware signal
confirming control mechanism of special process. Thus
preventing external intrusion and malicious manipulation of
internal network, ensure reliable operation of critical
business, and achieve non-repudiation. At the end of this
paper some applications of MHCC technology were given.
This technology has important practical significance and
application value for building power information system
security defense system.