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ČSN is a protected designation of Czech national technical standards.
Telecommunications Security - Service access control and synchronization for audiovisual services
Standard published on 1.3.1998
Selected format:Telecommunications Security - Intergrated Services Digital Network (ISDN) - Confidentiality system for audiovisual services
Standard published on 1.11.1998
Selected format:Telecommunications Security - Integrated Services Digital Network (ISDN) - Encryption key management and authentication system for audiovisual services
Standard published on 1.11.1998
Selected format:Elektronické podpisy a infrastruktury - Požadavky na postupy certifikační autority vydávající kvalifikované certifikáty (Norma k přímému použití jako ČSN).
WITHDRAWN published on 1.2.2006
Selected format:Elektronické podpisy a infrastruktury - Požadavky na postupy autorit časových razítek (Norma k přímému použití jako ČSN).
WITHDRAWN published on 1.2.2006
Selected format:Electronic Signatures and Infrastructures (ESI) - General Policy Requirements for Trust Service Providers supporting Electronic Signatures
Standard published on 1.7.2013
Selected format:Electronic Signatures and Infrastructures (ESI); General Policy Requirements for Trust Service Providers
Standard published on 1.9.2016
Selected format:Electronic Signatures and Infrastructures (ESI); General Policy Requirements for Trust Service Providers
Standard published on 1.11.2018
Selected format:Electronic Signatures and Infrastructures (ESI); General Policy Requirements for Trust Service Providers
Standard published on 1.11.2021
Selected format:Electronic Signatures and Trust Infrastructures (ESI); General Policy Requirements for Trust Service Providers
Standard published on 1.11.2024
Selected format:Latest update: 2025-11-18 (Number of items: 2 245 606)
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