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From "Henri Gomez" <>
Subject Re: JNDIRealm
Date Tue, 22 Apr 2008 16:21:32 GMT
> It is possible to perform successful authentication against an Active
> Directory server with the standard JNDIRealm but only if:
>  a) A bind DN and bind password is supplied to JNDIRealm

got that

>  b) Anonymous searches (with null credentials) are successful against the
> server
>  (b) is highly unlikely because by default, Active Directory does not allow
> searches of the user tree for anonymous users. It is not desirable to enable
> this behavior in many cases because it allows any network client to discover
> the Active Directory user list without credentials.
>  For (a) to work, the Active Directory administrator must give bind DN and
> password of a user with search permissions to the Tomcat administrator. This
> could either be the Administrator password or the password of a dummy user
> that is set up for this purpose. However, this is also undesirable in many
> cases because it means that the LDAP administrator is giving out an
> Administrator-level password that is likely being stored in plain text
> inside the Tomcat configuration. This is more secure than anonymous access
> but still isn't acceptable for many users.
>  My patch changes the behavior so that the credentials provided during
> authentication are used during a login to perform the LDAP search.

I do some search today and debugged TC 6.0.x trunk from my eclipse.
Authentification works great and the only remaining problem it so
setup roles in AD for users.

I used :

    <Realm   className="org.apache.catalina.realm.JNDIRealm"
           userBase="ou=MyCorp Users,dc=mycorp,dc=com"

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