[Samba] Pair ADFS with samba: possible?

Francesco Malvezzi francesco.malvezzi at unimore.it
Mon Nov 5 06:49:35 UTC 2018

Il 31/10/18 23:28, Andrew Bartlett ha scritto:
> On Wed, 2018-10-31 at 11:52 +0100, Francesco Malvezzi via samba wrote:
>> hi all,
>> is it feasible to setup a ADFS server paired with a samba AD DC?
>> Are there ADFS requirements (versions not older than ..., not newer than
>> ...) if the samba AD DC is samba-4.9.1?
>> I tried to match a Windows Server 2016 ADFS v3 with a samba-4.9.1 AD DC.
>> The web form authentication allow a user to insert username and
>> password, the ADFS correctly recognizes wrong password, but when
>> password is correct, ADFS fails on the redirect step with a
>> non-diagnostic error:
>> S4U Logon for user with upn 'user at domain' threw the following exception:
>> 'Insufficient system resources exist to complete the requested service'
>> So, I was wondering if my naive attempt is architecturally flawed before
>> delving into the issue more,
> Are you running Heimdal or MIT Kerberos for the KDC?

It's the default Heimdal build,

thank you,


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