Authentication Problem

Odhiambo Washington odhiambo at gmail.com
Thu Dec 20 15:12:05 EET 2018


On Thu, 20 Dec 2018 at 15:54, Aki Tuomi <aki.tuomi at open-xchange.com> wrote:

>
> On 20 December 2018 at 14:33 Odhiambo Washington < odhiambo at gmail.com>
> wrote:
>
>
> On Thu, 20 Dec 2018 at 15:23, Aki Tuomi < aki.tuomi at open-xchange.com>
> wrote:
>
> >
>
> On 20 December 2018 at 14:10 Odhiambo Washington < odhiambo at gmail.com>
> wrote:
>
> >
>
> You've made this more difficult to understand, even :-)
>
> So the answer is:
> Set the following in 10-auth.conf
>
> 1. disable_plaintext_auth = no
> 2. auth_mechanisms = plain
>
> And yes, the encrypted passwords are stored in MySQL.
>
> >
>
> You cannot use hashed passwords with digest-md5 mechanism.
>
> Aki
>
>
> So, for the record, whenever passwords are hashed, digest-md5 should be
> disabled/removed from auth_mechanisms.
>
> My question though - for purposes of understanding - how does dovecot take
> the sent password from a client and match it against the hashed one stored
> in the DB (in my case)? What happens in between the process?
>
> --
> Best regards,
> Odhiambo WASHINGTON,
> Nairobi,KE
> +254 7 3200 0004/+254 7 2274 3223
> "Oh, the cruft.", grep ^[^#] :-)
>
>
> Dovecot hashes the client sent password using the same salt and compares
> the result.
> ---
> Aki Tuomi
>

At the expense of sounding stupid, could you please expound on the
sequence? :)

-- 
Best regards,
Odhiambo WASHINGTON,
Nairobi,KE
+254 7 3200 0004/+254 7 2274 3223
"Oh, the cruft.", grep ^[^#] :-)
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