Before revision: The Host Based Security System (HBSS) is the official name given to the Department of Defense (DOD) commercial-off-the-shelf (COTS) suite of software applications used within the DOD to monitor, detect, and counterattacks against the DOD computer networks and systems.
After revision: The Host Based Security System (HBSS) is the official name given to the Department of Defense (DOD) commercial-off-the-shelf (COTS) suite of software applications used within the DOD to monitor, detect, and defend the DOD computer networks and systems.