The National Cyber and Information Security Authority (NÚKIB) is the central administrative body for cyber security, including the protection of classified information in the field of information and communication systems and cryptographic protection. It is also responsible for public regulated service of the Galileo satellite system. It was established on 1 August 2017 based on Act No. 205/2017 Coll., Amending Act No. 181/2014 Coll., On Cyber Security and on amendments to related acts (the Cyber Security Act).

The Director of the Agency also regularly attends meetings of the State Security Council (BRS) and is a member of the Cyber Security Committee, which is a permanent working body of the BRS for coordinating the planning of cyber security measures in the Czech Republic.