Great Circle Associates Firewalls
(November 1993)
 

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Subject: Re: IDENT secure?
From: gt6468c @ prism . gatech . edu (Christopher Klaus)
Date: Mon, 15 Nov 1993 22:40:54 -0500 (EST)
To: alastair @ cadence . com (Alastair Young)
Cc: firewalls @ greatcircle . com
In-reply-to: <199311152050 . MAA27966 @ mailgate . cadence . com> from "Alastair Young" at Nov 15, 93 12:50:48 pm

> 
> I just upgraded our gateway email system to sendmail 8.6.4  and encountered
> a 30 second delay in making connections to the system. This appears to be
> caused by it waiting 30 secondes for an IDENT response from the connecting
> system. The IDENT query fails because our mail server is set between two
> packet filters which are killing the IDENT packets. This also explains the
> slow connectivity I have seen connecting to some other sites. I would like
> to open up the IDENT port (113/tcp) for use to our mail gateway to speed up
> throughput. Any problems with this? Any holes in IDENT on SunOS 4.1.3? What
> sort of information does it expose?

I wouldnt run it, but I have seen some src posted in some usenet groups
that make a fake ident that lets you have a similiar ident daemon, but
doesn't reveal any information.


-- 
Christopher William Klaus
Internet: gt6468c @
 prism .
 gatech .
 edu coup @
 gnu .
 ai .
 mit .
 edu cklaus @
 hotsun .
 nersc .
 gov
26468 GaTech Station, Atlanta Georgia, 30332   (404)-206-1513




References:
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From: morgan @ engr . uky . edu (Wes Morgan)
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From: alastair @ cadence . com (Alastair Young)
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