Lightweight Directory Access Protocol (LDAP): Hashed Attribute values for 'userPassword'

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Last updated 2013-09-14 (latest revision 2013-03-13)
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This document describes the widely used syntax for storing hashed passwords in LDAP attribute 'userPassword'. Furthermore it points out some of the deficiencies of the approach. Its purpose is solely to document current practice, it does not define a new standard.


Michael Ströder (

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