Re: [IPsec] eap-md5 based authentication

2011-10-25 Thread Prashant Batra (prbatra)
cate that the client is authenticated. > >Maybe, it is required for some extra authentication? > >Regards, >Prashant > >-Original Message- >From: ipsec-boun...@ietf.org [mailto:ipsec-boun...@ietf.org] On Behalf >Of Glen Zorn >Sent: Tuesday, October 25, 2011 3:46 PM &g

Re: [IPsec] eap-md5 based authentication

2011-10-25 Thread Yoav Nir
henticated. > >Maybe, it is required for some extra authentication? > >Regards, >Prashant > >-Original Message- >From: ipsec-boun...@ietf.org [mailto:ipsec-boun...@ietf.org] On Behalf >Of Glen Zorn >Sent: Tuesday, October 25, 2011 3:46 PM >To: Yoav Nir >Cc: ipsec@ie

Re: [IPsec] eap-md5 based authentication

2011-10-25 Thread Prashant Batra (prbatra)
ipsec-boun...@ietf.org [mailto:ipsec-boun...@ietf.org] On Behalf Of Glen Zorn Sent: Tuesday, October 25, 2011 3:46 PM To: Yoav Nir Cc: ipsec@ietf.org; Prashant Batra (prbatra) Subject: Re: [IPsec] eap-md5 based authentication On 10/25/2011 3:35 PM, Yoav Nir wrote: > Hi Prashant. > >

Re: [IPsec] eap-md5 based authentication

2011-10-25 Thread Glen Zorn
On 10/25/2011 3:35 PM, Yoav Nir wrote: > Hi Prashant. > > I think in the challenge request, the first byte is the challenge length > (usually 16) followed by the challenge itself, and then followed by some > server name. I guess the reasoning is that this allows the client to > choose the correc

Re: [IPsec] eap-md5 based authentication

2011-10-25 Thread Yoav Nir
From: ipsec-boun...@ietf.org [mailto:ipsec-boun...@ietf.org] On Behalf Of Prashant Batra (prbatra) Sent: 24 October 2011 18:11 To: ipsec@ietf.org Subject: [IPsec] eap-md5 based authentication Hello, I am facing some problem in calculating md5-challenge response. What I

[IPsec] eap-md5 based authentication

2011-10-24 Thread Prashant Batra (prbatra)
Hello, I am facing some problem in calculating md5-challenge response. What I am doing is simply MD5(Identifier | | ). The challenge response is somehow wrong. Is it correct to say that Challenge value used as input to md5 is the same value what is in the EAP payload (type md5-challenge