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X.500 - Wikipedia, the free encyclopedia
X.500 is a series of computer networking standards covering electronic directory services. The X.500 series was developed by ITU-T, formerly known as CCITT. The directory services were developed in o...
en.wikipedia.org/wiki/X.500 |
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X.509 - Wikipedia, the free encyclopedia
In cryptography, X.509 is an ITU-T standard for a public key infrastructure (PKI) for single sign-on (SSO) and Privilege Management Infrastructure (PMI). X.509 specifies, amongst other things, stand...
en.wikipedia.org/wiki/X.509 |
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Official Source for the X.500 standardisation status ... This section is the official source for information about the status of the X.500 standardisation process, including reports and corrections of know defects, the status of extensions, meeting information, etc.
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X.500 is developed jointly between ITU-T and ISO/IEC. A little historical background may be found here. The X.500 document structure and mapping between ISO/IEC Standards and ITU-T Recommendations are listed here.
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The reality of an international electronic mail standard (X.400), along with a complementary directory and naming codicil (X.500), represents only one, albeit extremely important, step along the pathway to Open Systems Interconnection (OSI).
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This document specifies an Internet standards track protocol for the Internet community, and requests discussion and suggestions for improvements. Please refer to the current edition of the "Internet Official ... [1] The Directory --- overview of concepts, models and services, 1993. CCITT X.500 Series Recommendations.
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This document specifies an Internet standards track protocol for the Internet community, and requests discussion and suggestions for improvements. ... This document provides a collection of schema elements for use with the Lightweight Directory Access Protocol (LDAP) from the COSINE and Internet X.500 pilot projects.
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