send mail as other user (alias)

[Jelle Langbroek]

Hi, thanks for your reply. I understand.
Is there a way to protect this behaviour on my kolab server? I want people
not to be able to impersonate others.

Thx.
Op 22 apr. 2014 12:25 schreef "Chloé Desoutter" <chloe.desoutter at atasta.net
>:

> Le 18/04/2014 16:38, Jelle Langbroek a écrit :
>
>> Hi,
>>
>> I've configured my Kolab account (my own server) in Thunderbird. Now
>> it's possible to send mail as a different user / alias as long as it's
>> in the same domain.
>> Example:
>> I'm user at domain.com
>> Another user has otheruser at domain.com and has alias o.user at domain.com
>> Now, I am able to configure an alias in Thunderbird for my account and
>> send mail as both otheruser at domain.com and o.user at domain.com.
>> I believe I should only be able to send mail as user at domain.com
>>
>> Why is this?
>>
>> Thanks.
>>
>> Best regards,
>> - Jelle
>> _______________________________________________
>>
>>  Hello Jelle,
>
> You authenticate as your user, but the From: field is filled in the MUA
> and has not to be checked by the MTA.
>
> Hence why. There's no reason it shan't work.
>
> --
> Chloé Desoutter
> Atasta NET
>
>
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> users at lists.kolab.org
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>
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