[20021031]RS21348_总统国土安全国家战略中的风险评估.pdf

1 For more precise definitions of threat, vulnerability, and risk assessments as used here, see CRSterrorism briefing book entry, “Assessing Risks,” athttp:/www.congress.gov/brbk/html/ebter225.html. Congressional Research Service The Library of CongressCRS Report for CongressReceived through the CRS WebOrder Code RS21348October 31, 2002Risk Assessment in the Presidents NationalStrategy for Homeland SecurityRob BuschmannAnalyst in American National GovernmentGovernment and Finance DivisionSummaryThe Presidents National Strategy for Homeland Security suggests that agenciesresponsible for homeland security may use risk assessment techniques as tools toaccomplish their missions. Agencies may perform risk assessments on a national scalein some areas, such as critical infrastructure. National homeland security riskassessments may be beneficial, or even essential, but a number of limitations couldreduce or eliminate their usefulness. In addition, awareness of risk assessments basicmethods and potential shortcomings can help Congress to effectively oversee agenciesresponsible for homeland security. This report is intended to provide background on theuse of risk assessment in the homeland s