From owner-freebsd-security Thu May 4 22:59:59 2000 Delivered-To: freebsd-security@freebsd.org Received: from grimreaper.grondar.za (grimreaper.grondar.za [196.7.18.138]) by hub.freebsd.org (Postfix) with ESMTP id 8782237B69C for ; Thu, 4 May 2000 22:59:53 -0700 (PDT) (envelope-from mark@grondar.za) Received: from grimreaper.grondar.za (localhost [127.0.0.1]) by grimreaper.grondar.za (8.9.3/8.9.3) with ESMTP id HAA09922; Fri, 5 May 2000 07:59:39 +0200 (SAST) (envelope-from mark@grimreaper.grondar.za) Message-Id: <200005050559.HAA09922@grimreaper.grondar.za> To: Peter Jeremy Cc: "Andrew J. Korty" , security@FreeBSD.ORG Subject: Re: Cryptographic dump(8) References: <00May5.112203est.116381@border.alcanet.com.au> In-Reply-To: <00May5.112203est.116381@border.alcanet.com.au> ; from Peter Jeremy "Fri, 05 May 2000 11:21:12 +1000." Date: Fri, 05 May 2000 07:59:39 +0200 From: Mark Murray Sender: owner-freebsd-security@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > > I have no hard references in front of me, but I'll put ${bodypart} > >on a block that CBC is 8-bytes-at-a-time-with-same-key-each-time. > > Bzzzt. You lose (I hope you didn't set ${bodypart} to anything important). > You are thinking of ECB (Electronic Code Book): This mode takes each > block and individually encrypts it. :-) You are correct. ECB is what I was thinking about, and CBC and CFB are what I was reccommending for use. M -- Mark Murray Join the anti-SPAM movement: http://www.cauce.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message