This is done through physical manning of the borders as well as regulations of items that enter the country through customs. In collaboration with this is the Immigration and Customs Enforcement (ICE) agency (Reese, 2013). This agency enforces immigration laws as well as securing cyberspace for all citizens and visitors to the United States. On the other hand, the Transportation Security Administration (TSA) is mandated with securing all commercial modes of transport on land, air, pipelines, rail and highways.
While on the water, security is offered by the United States Coast Guard (USCG). The USCG is the only military part of the DHS that secures rivers, seas, lakes and all maritime infrastructures. The final part of DHS is the United States Secret Service (USSS) which is mandated with securing the financial system as well providing security to the president and all other dignitaries (Reese, 2013). In the event that there is a terrorist attack the Federal Emergency Management Agency (FEMA) is mandated to prepare to deal with the catastrophe as well offer relief to citizens.
CBP and the TSA play the largest role in counter terrorism. These two missions are involved with the actual vetting and physical search of would be terrorists and their tools of trade. The TSA handles pat-down and screening using the Screening of passengers by Observational techniques (SPOT). These random checks and mandatory pat-downs for anyone boarding a plane are physically demanding in the face of maintaining individual rights to privacy; as well as maintaining proper personal space for the travelers. On the other CBP has to man the borders and conduct checks across popular entry points used by immigrants who are willing to put their own lives in danger just to get into the United States (Reese, 2013).
The sheer size of the area that needs to be covered is a staffing concern for the national government and the CBP who face financial