Authentication by certificate

[Matthieu Hallouin free]

Ken Murchison a écrit :
> Matthieu Hallouin free wrote:
>> Ken Murchison a écrit :
>>> Matthieu Hallouin free wrote:
>>>> hi,
>>>> is it possible to authenticate users by certificate ?
>>>> thanks
>>>
>>> If you mean by TLS client certificate, yes.  The client must present 
>>> the certificate to the server with the user's credentials, and then 
>>> authenticate using the 'EXTERNAL' SASL mechanism.
>>>
>>
>> Thank you. I've got a problem with the SASL EXTERNAL. I can not find 
>> documentation or implementation on the web ... :-[
>
> RFC 4222
>

I already read RFC 4422, but I need an example of configuration files.
On the web, I did not. Thanks