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The system was created by Homeland Security Presidential Directive 3 on March 11, 2002, in response to the September 11 attacks.It was meant to provide a "comprehensive and effective means to disseminate information regarding the risk of terrorist acts to federal, state, and local authorities and to the American people."
Administered by the Department of Homeland Security. National Terrorism Advisory System. Elevated Threat - Significant or high risk of terrorist attacks; Imminent Threat - Critical risk of terrorist attacks
The National Terrorism Advisory System (NTAS) is a terrorism threat advisory scale used by the US Department of Homeland Security since April 26, 2011. [ 1 ] [ 2 ] The NTAS is the replacement for the often-criticized, color-coded Homeland Security Advisory System introduced by the George W. Bush administration in 2002. [ 1 ]
The National Public Warning System, also known as the Primary Entry Point (PEP) stations, is a network of 77 radio stations that are, in coordination with FEMA, used to originate emergency alert and warning information to the public before, during, and after incidents and disasters.
Homeland Security Secretary Alejandro Mayorkas warned in an interview Sunday on ABC's "This Week" of a "very difficult threat landscape" in the wake of the New Orleans truck attack. Early New Year ...
Until 2014 the system defined four levels of threats represented by five colors: white, yellow, orange, red, scarlet. The levels called for specific security measures, including increased police or police/military mixed patrols in subways, train stations and other vulnerable locations.
Architecture of IPAWS. The program is organized and funded by the Federal Emergency Management Agency (FEMA), an agency of the Department of Homeland Security. [4] The system allows for alerts to be originated by Federal, State, local and tribal officials, and subsequently disseminated to the public using a range of national and local alerting systems including EAS, CMAS and NWR. [5]
The Common Alerting Protocol (CAP) is an XML-based data format for exchanging public warnings and emergencies between alerting technologies. CAP allows a warning message to be consistently disseminated simultaneously over many warning systems to many applications, such as Google Public Alerts and Cell Broadcast.