Server Sertificate

2011-06-01 Thread Lubenski, Zeev [GCS]
We use EAP-TLS method, but in the Server Hello message don't want to send the 
certificate. How can it be disabled
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Server Sertificate

2011-06-01 Thread Lubenski, Zeev [GCS]

We use EAP-TLS method, but in the Server Hello message don't want to send the 
certificate. How can it be disabled
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Server Sertificate

2011-06-01 Thread Lubenski, Zeev [GCS]


We use EAP-TLS method, but in the Server Hello message don't want to send the 
certificate. How can it be disabled
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RE: Server Sertificate

2011-06-01 Thread Lubenski, Zeev [GCS]
Paul

In the RFC 5216 I see:
The EAP server will then respond with an EAP-Request packet with
 AP-Type=EAP-TLS.  The data field of this packet will encapsulate one
 or more TLS records.
These will contain a TLS server_hello handshake
message, possibly followed by TLS certificate

This leads to believe that certificate is not mandatory ?

Regards
Zeev

-Original Message-
From: freeradius-users-bounces+zlubensk=lgsinnovations@lists.freeradius.org 
[mailto:freeradius-users-bounces+zlubensk=lgsinnovations@lists.freeradius.org]
 On Behalf Of Phil Mayers
Sent: Wednesday, June 01, 2011 2:58 PM
To: freeradius-users@lists.freeradius.org
Subject: Re: Server Sertificate

On 06/01/2011 08:28 PM, Lubenski, Zeev [GCS] wrote:
 We use EAP-TLS method, but in the Server Hello message don't want to
 send the certificate. How can it be disabled


It can't. EAP-TLS requires a server certificate and a client 
certificate. Neither are optional, and neither can be disabled.
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RE: Server Sertificate

2011-06-01 Thread Lubenski, Zeev [GCS]
Paul

Thanks a lot

Regards
Zeev

-Original Message-
From: freeradius-users-bounces+zlubensk=lgsinnovations@lists.freeradius.org 
[mailto:freeradius-users-bounces+zlubensk=lgsinnovations@lists.freeradius.org]
 On Behalf Of Phil Mayers
Sent: Wednesday, June 01, 2011 3:15 PM
To: freeradius-users@lists.freeradius.org
Subject: Re: Server Sertificate

On 06/01/2011 09:07 PM, Lubenski, Zeev [GCS] wrote:
 Paul

 In the RFC 5216 I see:
 The EAP server will then respond with an EAP-Request packet with
   AP-Type=EAP-TLS.  The data field of this packet will encapsulate one
   or more TLS records.
 These will contain a TLS server_hello handshake
 message, possibly followed by TLS certificate

 This leads to believe that certificate is not mandatory ?

If you read just a few lines further on:


If the EAP server is not resuming a previously established session,
then it MUST include a TLS server_certificate handshake message, and
a server_hello_done handshake message MUST be the last handshake
message encapsulated in this EAP-Request packet.


That is, a certificate is only optional if you're resuming an earlier 
session (which must itself have contained a certificate)
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[no subject]

2011-05-27 Thread Lubenski, Zeev [GCS]
We do have a question
Is there anything in configuration that allows to turn off authentication
We are running EAP-TTLS and would like instead of sending challenge on Access  
send Access accept always. (No authentication in fact)

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RE: Re:

2011-05-27 Thread Lubenski, Zeev [GCS]
Phil

I am new to free radius, How can I change authentication type on the server to 
something simple - like user id/password and than accept always ?

Regards
Zeev

-Original Message-
From: freeradius-users-bounces+zlubensk=lgsinnovations@lists.freeradius.org 
[mailto:freeradius-users-bounces+zlubensk=lgsinnovations@lists.freeradius.org]
 On Behalf Of Phil Mayers
Sent: Friday, May 27, 2011 10:29 AM
To: freeradius-users@lists.freeradius.org
Subject: Re:

On 27/05/11 16:16, Lubenski, Zeev [GCS] wrote:
 We do have a question

 Is there anything in configuration that allows to turn off authentication

 We are running EAP-TTLS and would like instead of sending challenge on
 Access send Access accept always. (No authentication in fact)

No, can't be done. EAP is a challenge/response protocol, and you must 
send the relevant challenges.

In EAP-TTLS, you might be able to just force-accept the inner auth, 
because that's usually just PAP (no challenge / response). You can't for 
example do this in PEAP, because the inner protocol (MSCHAP) is also 
challenge/response.
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RE: Force Accept to authentication

2011-05-27 Thread Lubenski, Zeev [GCS]
Phil

We have a WiMAX client that supports only EAP-TLS, on our side (long story why) 
- we support only EAP-TTLS
Here is the scenario:

Client  Server

Access Request 

Server--- Client

Challenge with EAP-TTLS

Client-- Server - nop EAP TLS

Server --- Client

Ok - EAP TLS it is, but this in g=fact can't work (our internal problems) so 
the authentication fails

What we are trying to do is to accept the very first Access Request

I am thinking just to set authentication type on the Server as a user id 
/password and allow any user, so we can answer with accept on very first message


Regards
Zeev

-Original Message-
From: freeradius-users-bounces+zlubensk=lgsinnovations@lists.freeradius.org 
[mailto:freeradius-users-bounces+zlubensk=lgsinnovations@lists.freeradius.org]
 On Behalf Of Phil Mayers
Sent: Friday, May 27, 2011 10:53 AM
To: freeradius-users@lists.freeradius.org
Subject: Re: Force Accept to authentication

On 27/05/11 16:42, Lubenski, Zeev [GCS] wrote:
 Phil

 I am new to free radius, How can I change authentication type on the
 server to something simple - like user id/password and than accept
 always ?

Can you describe your setup in more detail? There are several possible 
answers.
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RE: Force Accept to authentication

2011-05-27 Thread Lubenski, Zeev [GCS]
Our problem that we can't change the state machine on the ASN GW and disable 
authentication from the client, but we are trying somehow to completely disable 
it on the AAA (some workaround)

-Original Message-
From: freeradius-users-bounces+zlubensk=lgsinnovations@lists.freeradius.org 
[mailto:freeradius-users-bounces+zlubensk=lgsinnovations@lists.freeradius.org]
 On Behalf Of Phil Mayers
Sent: Friday, May 27, 2011 10:53 AM
To: freeradius-users@lists.freeradius.org
Subject: Re: Force Accept to authentication

On 27/05/11 16:42, Lubenski, Zeev [GCS] wrote:
 Phil

 I am new to free radius, How can I change authentication type on the
 server to something simple - like user id/password and than accept
 always ?

Can you describe your setup in more detail? There are several possible 
answers.
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RE: Force Accept to authentication

2011-05-27 Thread Lubenski, Zeev [GCS]
Phil

Thanks a lot will give it a try

Regards
Zeev

-Original Message-
From: freeradius-users-bounces+zlubensk=lgsinnovations@lists.freeradius.org 
[mailto:freeradius-users-bounces+zlubensk=lgsinnovations@lists.freeradius.org]
 On Behalf Of Phil Mayers
Sent: Friday, May 27, 2011 11:32 AM
To: freeradius-users@lists.freeradius.org
Subject: Re: Force Accept to authentication

On 27/05/11 17:05, Lubenski, Zeev [GCS] wrote:

 Ok - EAP TLS it is, but this in g=fact can't work (our internal problems) so 
 the authentication fails

 What we are trying to do is to accept the very first Access Request

Sorry, I don't think that's possible. If the WiMAX client is only 
capable of EAP-TLS, you must do EAP-TLS. And EAP-TLS requires a complete 
TLS negotiation and completion.

I assume it's impossible for you to enable EAP-TLS for some reason?


 I am thinking just to set authentication type on the Server as a user id 
 /password and allow any user, so we can answer with accept on very first 
 message

If you do that, the WiMAX client will basically see this:

client: EAP-TLS: TLS client hello
server: EAP-Success no data

...and the client will assume something has gone wrong, because it was 
expecting a TLS packet back. This is what I mean when I say you can't 
interfere with the outer tunnel - it's *designed* that way to be secure 
and prevent interference.

HOWEVER - possibly the WiMAX client is dumb, and will do this:

client: EAP-TLS: TLS client hello
server: EAP-Success no data
client: Ok, that's fine

If so it's insecure, but it will solve your problem.

Try this in sites-enabled/default:

authorize {
   # Put any comparison you like here
   if (Calling-Station-Id == the_wimax_mac?) {
 update control {
   Auth-Type := Accept
 }
   }
}

...but I doubt it will work.
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