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ISO (International Organization for Standardization) is the world’s largest producer of optional international standards. International standards determine current specifications of products, services and certified methods, helping to streamline the industry. As they are created on the basis of international agreement, they assist in overcoming barriers in international trade.
Information technology - Open systems interconnection - Part 3: The Directory: Abstract service definition
Standard published on 1.12.2020
Selected format:
Information technology - Open systems interconnection - Part 3: The Directory: Abstract service definition - Amendment 1: Miscellaneous enhancements
(Technologies de l´information - Interconnexion de systemes ouverts (OSI) - Partie 3: Titre manque - Amendement 1: Titre manque)
Change published on 16.5.2025
Selected format:Information technology - Open systems interconnection - Part 4: The Directory: Procedures for distributed operation
Standard published on 1.12.2020
Selected format:
Information technology - Open systems interconnection - Part 4: The Directory: Procedures for distributed operation - Amendment 1: Miscellaneous enhancements
(Technologies de l´information - Interconnexion de systemes ouverts (OSI) - Partie 4: Titre manque - Amendement 1: Titre manque)
Change published on 16.5.2025
Selected format:Information technology - Open systems interconnection - Part 5: The Directory: Protocol specifications
Standard published on 1.12.2020
Selected format:
Information technology - Open systems interconnection - Part 5: The Directory: Protocol specifications - Amendment 1: Miscellaneous enhancements
(Technologies de l´information - Interconnexion de systemes ouverts (OSI) - Partie 5: Titre manque - Amendement 1: Titre manque)
Change published on 19.5.2025
Selected format:Information technology - Open systems interconnection - Part 6: The Directory: Selected attribute types
Standard published on 1.12.2020
Selected format:
Information technology - Open systems interconnection - Part 6: The Directory: Selected attribute types - Amendment 1
(Technologies de l´information - Interconnexion de systemes ouverts (OSI) - Partie 6: Titre manque - Amendement 1)
Change published on 19.5.2025
Selected format:Information technology - Open systems interconnection - Part 7: The Directory: Selected object classes
Standard published on 1.12.2020
Selected format:
Information technology - Open systems interconnection - Part 7: The Directory: Selected object classes - Amendment 1: Miscellaneous enhancements
(Technologies de l´information - Interconnexion de systemes ouverts (OSI) - Partie 7: Titre manque - Amendement 1: Titre manque)
Change published on 19.5.2025
Selected format:Latest update: 2025-07-06 (Number of items: 2 207 474)
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