wpa supplicat in credentials get cached

Paul Stewart pstew at google.com
Wed May 9 09:08:38 EDT 2012


Search for "pmksa" in the codebase.  Find src/rsn_supp/pmksa_cache.c.

--
Paul

On Wed, May 9, 2012 at 12:16 AM, dhanushka ranasinghe <
parakrama1282 at gmail.com> wrote:

> Hi..
>
> Any idea where it get cached
>
> Thank You
> Dhanushka
>
>
> On 5 May 2012 05:25, Paul Stewart <pstew at google.com> wrote:
>
>> wpa_supplicant does PMKSA caching.  Unless you use a recent
>> wpa_supplicant (which flushed the PMKSA cache when network blocks are
>> removed), and have a connection manager that removes networks blocks when
>> you disconnect / change credentials, wpa_supplicant will used it's cached
>> credentials instead of re-doing authentication from scratch each time you
>> connect to an 802.1x network.  The effect is as you described: the RADIUS
>> server is not involved in PMKSA-cache-based authentication.
>>
>> --
>> Paul
>>
>> On Fri, May 4, 2012 at 8:21 AM, Antonio Quartulli <ordex at autistici.org>wrote:
>>
>>> On Fri, May 04, 2012 at 08:43:57 +0530, dhanushka ranasinghe wrote:
>>> > Hi guys,
>>> >
>>> > i have ubuntu machine that uses wpa_supplicant, issue is seems like
>>> > wpa_supplicat caching the credentials, following are the steps that i
>>> > follow,
>>> >
>>> > [1] log in with wrong username and password to the my WIFI network,,
>>> > and Radius log shows access denied due to wrong credentials,
>>> >
>>> > [2] Then i login to the WIFI network by using correct username and
>>> > password  , Radius log shows access granted
>>> >
>>> > [3] Then i again try to connect with wrong username and password,
>>> > Radius log did'nt display any thing and WIFI got connected...
>>>
>>> Where do you get this RADIUS output from? where are you typing your
>>> credential
>>> in?
>>>
>>> Cheers,
>>>
>>>
>>> --
>>> Antonio Quartulli
>>>
>>> ..each of us alone is worth nothing..
>>> Ernesto "Che" Guevara
>>>
>>> _______________________________________________
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>>> HostAP at lists.shmoo.com
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>>>
>>
>
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