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Security clearances can be issued by many United States of America government agencies, including the Department of Defense (DoD), the Department of State (DOS), the Department of Homeland Security (DHS), the Department of Energy (DoE), the Department of Justice (DoJ), the National Security Agency (NSA), and the Central Intelligence Agency (CIA).
Frequent fliers may want to save time in line by pre-registering with one of the various airport security clearance programs. But what's the difference between TSA PreCheck, CLEAR, and Global Entry?
A United States security clearance is an official determination that an individual may access information classified by the United States Government.Security clearances are hierarchical; each level grants the holder access to information in that level and the levels below it.
The term "security clearance" is also sometimes used in private organizations that have a formal process to vet employees for access to sensitive information. A clearance by itself is normally not sufficient to gain access; the organization must also determine that the cleared individual needs to know specific information. No individual is ...
Security Identification Display Area, or SIDA, is a special security area designated by an airport operator in the US to comply with Transportation Security Administration (TSA) requirements in CFR 49 1542.205. An identification system must be used in this area.
Airport security includes the techniques and methods used in an attempt to protect passengers, staff, aircraft, and airport property from malicious harm, crime, terrorism, and other threats. Aviation security is a combination of measures and human and material resources in order to safeguard civil aviation against acts of unlawful interference ...
Boarding pass of passenger selected for secondary security screening, indicated by the initials SSSS. CIA Assessment on Surviving Secondary Screening. Secondary Security Screening Selection or Secondary Security Screening Selectee, known by its initials SSSS, is an airport security measure in the United States which selects passengers for additional inspection.
At the airport security checkpoint, passengers are screened to ensure they are not carrying prohibited items. These include most sorts of sharp objects, many sporting goods such as baseball bats and hockey sticks, guns or other weapons, many sorts of tools, flammable liquids (except for conventional lighters), many forms of chemicals and paint ...