[67549] in Cypherpunks
Re: encrypting pppd?
daemon@ATHENA.MIT.EDU (Adamsc)
Mon Oct 7 17:18:22 1996
From: Adamsc@io-online.com (Adamsc)
To: "roy@scytale.com" <roy@scytale.com>, "VaX#n8" <vax@linkdead.paranoia.com>
Cc: "cypherpunks@toad.com" <cypherpunks@toad.com>,
"vax@linkdead.paranoia.com" <vax@linkdead.paranoia.com>
Date: Sun, 06 Oct 96 20:33:51 -0700
Reply-To: "Chris Adams" <adamsc@io-online.com>
On Sun, 06 Oct 1996 04:18:04 -0500, VaX#n8 wrote:
>Thinking about it a bit more, if you only encrypt, say, telnet
>then you've got a pretty predictable plaintext stream. If you
>encrypt the entire link level properly then it might be much harder
>to isolate the nonvariant bits of the protocols since the port and
>that kind of header info is not available to the attacker at that
>level.
What about predictabilities in the PPP datastream?
# Chris Adams <adamsc@io-online.com> | http://www.io-online.com/adamsc/adamsc.htp
# <cadams@acucobol.com> | send mail with subject "send PGPKEY"
"That's our advantage at Microsoft; we set the standards and we can change them."
--- Karen Hargrove, Microsoft (quoted in the Feb 1993 Unix Review editorial)
