[Fedora-directory-users] Preferred authentication mechanism - LDAPS or startTLS

[Edward Capriolo]

start tls is an extended operation. Your ldap server may not support
it. With start TLS part of the conversion happens unencrypted.

On Wed, Apr 9, 2008 at 6:37 PM, Michael Ströder <michael at stroeder.com> wrote:
> Chun Tat David Chu wrote:
>
> >
> > I'm currently looking into LDAP authentication and would like to know
> about what is the preferred authentication mechanism.  If I want to use TLS
> for authentication, should I use LDAPS or startTLS?
> >
>
>  Both are not client authentication mechs if you don't use client
> certificates. In most deployments the SSL/TLS protocol provides server
> authentication and an encrypted data communication channel.
>
>
>
> > I surfed on the Internet, and it appears that startTLS should be
> deprecating LDAPS but a lot of people are still using LDAPS today.
> >
>
>  I'd simply support both. LDAPS has the advantage that you can really
> mandate that the client must successfully establish an encrypted channel
> *before* sending any LDAP PDU with possibly confidential information.
>
>  Ciao, Michael.
>
>
>
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