Subject: Re: IPsec and key length
To: Secret Asian Man <cchen@nougat.org>
From: Matt Thomas <matt@3am-software.com>
List: current-users
Date: 06/12/2000 18:00:40
At 05:55 PM 6/12/2000 -0700, Secret Asian Man wrote:
>I'm confused; The documentation says that setkey will only take 64-bit 
>long des-cbc keys, but DES is 56-bit; where do the other eight bits come from?
>
>I'm scouring the cisco documentation too, trying to figure out where the 
>other eight bits would come from.
>
>Does anybody know?

They are the DES parity bits.  (I can't seem to recall if they are the
low or high bit of each key byte.)
--
Matt Thomas               Internet:   matt@3am-software.com
3am Software Foundry      WWW URL:    http://www.3am-software.com/bio/matt/
Cupertino, CA             Disclaimer: I avow all knowledge of this message