802.1X Extra Miles

Arran Cudbard-Bell a.cudbardb at freeradius.org
Wed May 4 21:26:26 CEST 2016



> On 4 May 2016, at 11:07, Johnny R <vasiana09 at gmail.com> wrote:
> 
> I m  wondering if there is another 'obvious' way to handle non-802.1X
> capable equipment apart from checking their MAC :(. OS fingerprinting,
> seems a little bit ... more than an extra mile :)
> 

Device fingerprinting, web-auth, those are pretty much the only options.

Better to use a switch that can perform ip filtering with dynamic rules from RADIUS to restrict incoming and outgoing connections.

-Arran

> 
> v4s[at]#unrelated | "sh3ll is just the beginning"
> 
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> \__  \\_  __ \/  _ \/  ___/\__  \ |  |/    \\__  \
> / __ \|  | \(  <_> )___ \  / __ \|  |   |  \/ __ \_
> (____  /__|   \____/____  >(____  /__|___|  (____  /
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> 
> 
> 
>> On Wed, May 4, 2016 at 8:49 PM, Igor Novgorodov <igor at novg.net> wrote:
>> 
>> Nope, it has complicated logic based on Calling-Station-Id, NAS-IP-Address
>> & multiple SQL queries.
>> With EAP it would, of course, use more CPU (if over TLS - even worse).
>> We currently have about 150% of a Xeon E5-2630 core used at peak times.
>> 
>> 
>>> On 04/05/16 19:52, Arran Cudbard-Bell wrote:
>>> 
>>>> On 4 May 2016, at 09:33, Igor Novgorodov <igor at novg.net> wrote:
>>>> 
>>>> We're running FreeRADIUS that authenticates 5-6 *million* users per day
>>>> (with peaks about 1000 requests per second) on a small VM with 4 vCPU.
>>> That's with EAP?
>>> 
>>> -Arran
>>> 
>>> Arran Cudbard-Bell <a.cudbardb at freeradius.org>
>>> FreeRADIUS Development Team
>>> 
>>> FD31 3077 42EC 7FCD 32FE 5EE2 56CF 27F9 30A8 CAA2
>>> 
>>> 
>>> 
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