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RE: IP Authentication Header implementation



See http:\\research.microsoft.com\msripv6. We support AH with HMAC-MD5 and
source code is available.

> -----Original Message-----
> From: Kamil Sarac [mailto:ksarac@cs.ucsb.edu]
> Sent: Thursday, July 01, 1999 10:01 AM
> To: ipsec@lists.tislabs.com
> Subject: IP Authentication Header implementation 
> 
> 
> Hello all,
> I am a grad student at UC Santa Barbara. I am writing this 
> note to ask for
> your help on IP Authentication Header.
> 
> Unfortunately I am not familiar with Crypto but need to use 
> HMAC-MD5 for
> my project.  I am supposed to implement a new protocol MRM (Multicast
> Route Monitoring) for end systems. The packet format for MRM is as 
> follows:
> 
> +--------------------------------------------------------------
> | IP Header  |  Authentication Header(AH)  |  UDP Header |  MRM Header
> +--------------------------------------------------------------
> 
> Here, I need to use "IPsec Authentication Header with HMAC-MD5
> transformation as the standard authentication algorithm" 
> (from MRM draft).
> I will implement this for SUN (solaris) machines. I will use RAW IP
> sockets to create an IP packet and need to have a code to do 
> AH part for
> me.
> 
> My question is: Do you have a sample implementation for doing this
> authentication process or do you know any place where I can 
> find a sample
> implementation for this ?
> 
> I will greatly appreciate your help on this.
> 
> 	- kamil
> 
> 
>