| Information technology – Open Systems Interconnection – The Directory: Overview of concepts, models and services |
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Recommendation ITU-T X.500 | International Standard ISO/IEC 9594-1 introduces the concepts of the Directory and the DIB (Directory Information Base) and overviews the services and capabilities which they provide. |
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ITU-T Supplement
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Title
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Status
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Summary
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Table of contents
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Download
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X Suppl. 34 (01/2019)
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ITU-T X.1051 – Supplement on code of practice for information security controls for telecommunication organizations
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In force
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here
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here
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here
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X Suppl. 36 (09/2021)
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ITU-T X.1051 – Supplement on critical security controls for information and network security management by telecommunication organizations
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In force
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here
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here
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here
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| Title |
Approved on |
Download |
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Directory Implementers' Guide for ITU-T X.500-series - Version 15, August 2001
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2001-09-07
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here
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Directory Implementers' Guide for ITU-T X.500-series - Version 14, March 2001
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2001-03-01
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here
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| Title |
Approved on |
Download |
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XSTR-SUSS - Successful use of security standards (2nd edition)
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2020
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here
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