PSC

The abbrevations PSC, Psc and psc have different meanings in different contexts.TechnologyPacific Science Center, a science museum in Seattle, WashingtonPacket Switching Cluster, Asynchronous Transfer Mode packets Personal Super ComputerPittsburgh Supercomputing Center, National Science Foundation funded Supercomputer centerPrint Server CommandPrinter-Scanner-CopierPoliticsPartido Socialista de Chile, a Chilean party Christian Social Party, a former Belgian party, now called Humanist Democratic CentrePartit dels Socialistes de Catalunya or Socialists' Party of Catalonia, a Spanish partyPolitical and Security Committee of the European UnionPeace and Security Council of the African Union MilitaryPrivate Security Companypsc (British Army), a service title in the British Army
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Christian-socialist party in Belgium

Catalan Socialist Party

Replacing the Political Committee, the Political and Security Committee (PSC) follows international developments in the field of common foreign and security policy (CFSP), helps to define policies and monitors their implementation. Under the authority of the Council, it is responsible for the political control and strategic guidance of crisis management operations. Composed mainly of national representatives, the PSC is at the heart of crisis management activities. To ensure its smooth running, it is assisted by a Politico-Military Group, a Committee for Civilian Aspects of Crisis Management, and the Military Committee (MC) and Military Staff (MS)

See:

•Common foreign and security policy (CFSP) 

Personnel Security Clearance
  

Political and Security Committee (also see the french acronym COPS)