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From: nelson@ssc-vax.UUCP (Paul W. Nelson)
Newsgroups: sci.crypt
Subject: Re: what's a kl-43
Message-ID: <825@ssc-bee.ssc-vax.UUCP>
Date: Thu, 14-May-87 16:07:14 EDT
Article-I.D.: ssc-bee.825
Posted: Thu May 14 16:07:14 1987
Date-Received: Sat, 16-May-87 19:44:10 EDT
References: <18194@sun.uucp>
Distribution: na
Organization: Boeing Aerospace Corp., Seattle WA
Lines: 10

in article <18194@sun.uucp>, mae%vygr@Sun.COM (Mike Ekberg, Sun {Graphics Sub-Division}) says:
> 
> In the Iran/Contra hearings yesterday, Mr. Secord mentioned a KL-43 encryption device
> supplied to Oliver North by the NSA. Anybody know what it is?
> 

A LK-43 is an "off-line alphanumeric encrypt/decrypt device with 
challenge/reply authentication" according to the NSA's cryptographic products
list.  It is made by TRW.
				Paul Nelson