Subject
Rules and practice
Airline passenger security screening Law and legislation
9
Airports Security measures
9
Border security Law and legislation
9
Computer security Law and legislation
8
Cyberterrorism Prevention
7
Terrorism Prevention
7
Intergovernmental cooperation
5
National security Law and legislation
5
Transportation Security measures
5
Aeronautics, Commercial Security measures
4
Noncitizens Government policy
4
Computer security
3
Cyberinfrastructure Security measures
3
Evaluation
3
Federal aid to terrorism prevention
3
Harbors Security measures
3
Illegal immigration Government policy
3
National security
3
Ports of entry Security measures
3
Terrorism risk communication
3
Admission of nonimmigrants Government policy
2
Aeronautics, Commercial Freight Security measures
2
Aeronautics, Commercial Security measures Law and legislation
2
Airline passenger security screening
2
Appropriations and expenditures
2
Biometric identification Law and legislation
2
Border security
2
COVID-19 Pandemic, 2020-
2
Cyberspace Security measures
2
Data protection
2
Drug traffic Prevention
2
Emergency management
2
Interagency coordination
2
Public contracts
2
Public health
2
Terrorism Prevention Planning
2
Terrorism Risk assessment
2
Transnational crime Law and legislation
2
Transparency in government Law and legislation
2
Visas Government policy
2
Administrative agencies Data processing Security measures
1
Aeronautics Security measures
1
Aeronautics, Commercial Security measures Equipment and supplies
1
Aeronautics, Commercial Security measures Planning
1
Air travel Health aspects
1
Airline passenger security screening Equipment and supplies
1
Airline passenger security screening Government policy
1
Airline passenger security screening Technological innovations
1
Airlines Employees
1
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