Providing information in the field of device systems security via a global computer network; providing information in the field of critical infrastructure security via a global computer network; providing information on threats, vulnerabilities, and mitigations to threats and vulnerabilities within device systems, via a global computer network; providing information on threats, vulnerabilities, and mitigations to threats and vulnerabilities within critical infrastructure, via a global computer network; providing a website featuring device systems security information; providing a website featuring critical infrastructure security information; providing a website featuring technology that allows users to identify threats, vulnerabilities, and mitigations to threats and vulnerabilties within device systems; providing a website featuring technology that allows users to identify threats, vulnerabilities, and mitigations to threats and vulnerabilties within critical infrastructure; providing a website featuring a device threat model for critical infrastructure systems, namely, technology for identifying properties of devices in critical infrastructure systems, threats and vulnerabilities to devices in critical infrastructure systems, and mitigation techniques and technologies to protect against threats and vulnerabilities to devices in critical infrastructure systems; providing a database featuring information on device systems security and critical infrastructure security; research and consulting services in the field of device systems security; research and consulting services in the field of critical infrastructure security; computer services, namely, acting as an application service provider in the field of knowledge management to host computer application software for identifying threat and vulnerability mitigations for device systems and critical infrastructure