Homeland Security is a federal agency whose purpose is to protect the United States from threats. Additionally, the Department of Homeland Security coordinates overall efforts to protect the nation's critical infrastructure and key resources. Additionally, it monitors the implementation, development and integration of the National Infrastructure Protection Plan with national preparedness initiatives. Say no to plagiarism. Get a tailor-made essay on “Why Violent Video Games Should Not Be Banned”? Get an Original Essay In terms of mission, the mission of the department is to lead efforts to achieve a safe, secure, and resilient homeland. In addition, the department aims to combat terrorism and strengthen the country's security. This includes managing and securing the country's borders through administration, as well as enforcing immigration laws. The ministry's vision is to have a secure and resilient homeland against terrorism and other dangers. The role associated with the Department of Homeland Security is the protection and access to inventory information. The department protects information from unauthorized use or disclosure. The information is usually contained in the Infrastructure Data Warehouse (IDW). The objective of the infrastructure data warehouse is to provide access to relevant information related to, among others, industrial accidents and natural disasters. Additionally, it maintains the basic information regarding the dependencies, relationships and interdependencies existing between various systems, assets and networks. Additionally, the Department of Homeland Security uses reasonable worst case conditions in the terrorism risk assessment process since intelligent adversaries can choose circumstances in which targets are highly vulnerable and consequences are highly maximized. Additionally, the Department of Homeland Security uses various systems and tools to support threat and incident alerts. For example, DHS Earth and iCAV visualize threat warnings and incident reports, allowing analysts to provide geospatial context to many information systems (Chertoff, 2014). Nationally, the Department of Homeland Security is responsible for all national critical infrastructure taking into account risk and the prioritization of key resources, working closely with the State and other CIKR-affiliated partners. The United States Department of Homeland Defense is responsible for protecting the country's sovereignty, its national population, its territory, and its essential defense infrastructure against foreign aggression and threats. It is the Department of Defense that provides internal security to the United States whenever the president authorizes military action under his constitutional authority as commander in chief. The ministry's mission includes national air defense. Additionally, in connection with homeland defense activities, Congress has the authority to authorize the Army to reinforce or construct fixed port defenses, and the Navy to construct ocean-going vessels for the purpose of defending the rights of the country on the maritime routes. Missions associated with homeland defense include, among others, air patrols in United States airspace, maritime interception operations, ground defense of critical assets and infrastructure. In terms of resources, the Department of Defense has the most diverse and largest human resources in the world. the federal government with..