[Samba] Auto generated certificates?

Kees van Vloten
Wed, 09 Nov 2022 12:29:05 -0000

Op 09-11-2022 om 11:17 schreef Rowland Penny via samba:
>
>
> On 09/11/2022 08:41, Harald Hannelius wrote:
>>
>> On Tue, 8 Nov 2022, Rowland Penny via samba wrote:
>>> On 08/11/2022 08:47, Harald Hannelius via samba wrote:
>>>>
>>>> I read that Samba creates self-signed certificates for itself
when
>>>> started the first time. These have a lifetime of 700 days. Does
>>>> this mean that Samba will stop working 700 days after
installing it
>>>> unless I renew these myself manually?
>>>>
>>>> Are there caveats in using our own self-signed certs with
longer
>>>> lifetimes or even "real" certificates?
>>>>
>>>> Also, wouldn't it be good if all Samba certificates would
have a
>>>> Alternate Name of "DOMAIN" so when e.g. ldap-clients
connect to the
>>>> domain-address the certificate would match?
>>>>
>>> The real question is: what are you using the certificates for ?
>>
>> We would like to create, delete and modify accounts. Lock accounts,
>> and change passwords via a PHP library.
>>
>> It would be nice to use the ldaps port, just in case.
>>
>>> If it is for ldap searches, then can I suggest you use kerberos
>>> instead, it is even more secure.
>>
>> A little concerned about data on the wire.
>>
>
> If you use kerberos, I am reliably informed that the data is encrypted
> from end to end, as I said, kerberos is more secure than using ldaps
> with Samba.
>
> Rowland
>
You're right about kerberos, it sends encrypted data.
But reading the use-case: create, modify, delete, (etc.) accounts, I
don't see how that can be done with kerberos alone.

- Kees.