Public security is the function of governments which ensures the protection of citizens, persons in their territory, organizations, and institutions against threats to their well-being – and to the prosperity of their communities. To meet the increasing challenges in the public security area, responsible public institutions and organisations can tap into their own
intelligence Intelligence has been defined in many ways: the capacity for logic Logic (from Ancient Greek, Greek: grc, wikt:λογική, λογική, label=none, lit=possessed of reason, intellectual, dialectical, argumentative, translit=logikḗ)Also ...
to successfully address possible threats in advance. They optimise their internal structures, use synergies, and carefully balance costs and benefits of their measures. Public safety organizations include law enforcement, fire and emergency medical services. The public safety issues that a municipality, county, state, or federal jurisdiction might grapple with include narcotic use, trespassing, burglary, harassment, juvenile delinquency, unauthorized living, noise,
ing, inappropriate social behavior, inebriation, and other quality of life issues. Generally organizations are involved in the prevention of and protection from events that could endanger the
safety Safety is the state of being "safe", the condition of being protected from harm or other non-desirable outcomes. Safety can also refer to the control of recognized hazards in order to achieve an acceptable level of risk. Meanings There are ...
of the general public from significant danger, injury, or property damage, such as
crime In ordinary language, a crime is an unlawful act punishable by a state or other authority. The term ''crime'' does not, in modern criminal law, have any simple and universally accepted definition,Farmer, Lindsay: "Crime, definitions of", in ...
s or disasters ( natural or human-made).


Organized crime Organized crime is a category of transnational organized crime, transnational, national, or local groupings of highly centralized enterprises run by criminals to engage in illegal activity, most commonly for profit (economics), profit. Some crimin ...
and international
terrorism Terrorism is, in the broadest sense, the use of intentional violence to achieve political aims. It is used in this regard primarily to refer to violence during peacetime or in the context of war against non-combatants (mostly civilians and neu ...
are hardly deterred by geographical, linguistic, or financial barriers. Competence and administrative hurdles play into their hands. The latter has largely contributed to public security becoming an important political and economic issue, nationally as well as internationally. Politics, public organizations and businesses closely collaborate to guarantee public security and maintain a stable environment for economic prosperity. Although public security significantly contributes to the attractiveness of a location, the productivity of its people, and hence the overall success of an economy, the sector frequently suffers from low budgets, limited resources, and inadequate information systems. Large events,
pandemic A pandemic (from Greek , , "all" and , , "local people" the 'crowd') is an epidemic of an infectious disease that has spread across a large region, for instance multiple continents or worldwide, affecting a substantial number of people. A wid ...
s, severe accidents, environmental disasters, and
terrorism Terrorism is, in the broadest sense, the use of intentional violence to achieve political aims. It is used in this regard primarily to refer to violence during peacetime or in the context of war against non-combatants (mostly civilians and neu ...
attacks pose additional threats to public security and order. The police, federal police and border authorities nonetheless need to warrant the security of the country as a fundamental prerequisite for the domestic political ability to act. The quality and scope of potential threats have changed significantly, and the tasks and general framework for the police, federal police and border authorities have changed accordingly.


*Federal agency for technical relief *Federal criminal investigation department * Federal Customs and Border Administration / U.S. Customs and Border Protection * Federal Emergency Management Agency (FEMA) *Federal ministry such as Interior, Justice ministry, Justice or Public safety department, Public safety *Federal police / Royal Canadian Mounted Police (RCMP)


*City or town police e.g. Bryan Police Department, Texas (US) *County police e.g. Fairfax County Police Department, Virginia (US) *Sheriff's department *State police or provincial police e.g. Massachusetts State Police, Massachusetts (US)


*Fire department, Fire brigade *Local police authority or department *Mayor's office / Local government *Municipal Public relations, public affairs office


There are five sub-sectors within public security:

Law enforcement

Police Services: *Law enforcement agency#natpol, National / Federal police *Regional police, Regional / Local police

Intelligence and information sharing

*Intelligence agency, Intelligence / Investigative services *Secret services

Emergency management

Emergency services include: *Emergency medical service *Fire service *Police *Search and rescue


Judicial services include: *Courts **Judges **Juries **Lawyers and advocates *Forensic science, Forensic *Justice ministry *Prisons Interior services include: *Border control, Border and Port authority, port authorities *Coast guard *Customer services


* By nation ** In Australia, Australian Institute of Public Safety, Australian Federal Police http://www.psba.qld.gov.au/Pages/default.aspx ** In Brazil, National Secretariat of Public Safety ** In Canada, Public Safety Canada ** In France, Committee of Public Safety ** In Japan, National Public Safety Commission (Japan) ** In South Korea, National Police Commission (South Korea) ** In United Kingdom, Department of Health, Social Services and Public Safety (Northern Ireland only) ** In United States, Department of Public Safety ** In Mongolia, State Emergency Commission (Mongolia) * Association of Public-Safety Communications Officials-International * Civil defense * Civil defense sirens * Coast guard * Common Alerting Protocol * Consumer Product Safety Commission * Emergency management * Emergency telephone number * Firefighting *Neighborhood Watch * Food safety * Guardian Angels * Good safety practice * National Highway Traffic Safety Administration * Natural disaster * No-go area * Occupational safety and health * Office of Emergency Management * Personal protective equipment * Police * Public health * Public safety network * Public security * Risk * Road traffic safety * Safety engineering * SafetyLit

See also

* Homeland security * Justice * Law enforcement agency, Law enforcement * Public safety * Societal security


External links

* Murray N. Rothbard: ''The Public Sector, III:'
''Police, Law, and the Courts''
''For a New Liberty: The Libertarian Manifesto''
{{DEFAULTSORT:Public Security Emergency services Crime Law enforcement Justice Public sphere, Security Public safety, Public safety communications