The lecture deals with questions of competence and the security policy instruments in the federal state, conveys the basic principles of police law and deals with the management of extraordinary situations. Special topics are the army, civil protection, the intelligence service, cooperation (within Switzerland and abroad), the legal status of army members and private security providers.

Public law defines the functioning of the state and the relationship between citizens and the state. It includes the state organisation law, fundamental rights, administrative law and public procedural law.The introduction provides a general overview over public law, its sources, its principles and legal methods.