nanog mailing list archives
Re: Cable Colors
From: "Steven M. Bellovin" <smb () cs columbia edu>
Date: Mon, 16 Jun 2008 22:28:24 -0400
On Mon, 16 Jun 2008 20:32:15 -0500 (CDT) Gadi Evron <ge () linuxbox org> wrote:
In one organization red was for the sensitive private network, and in another red meant "danger Will Robinson", public unsafe network. In yet another red was for grounded power.
Right. The universal convention in NSA-type crypto gear is red==cleartext, black==ciphertext. Designs have to provide proper "red/black separation". But when Bill Cheswick and I put in the Bell Labs firewall in the early 1990s, we used red cables for the dangerous outside net. --Steve Bellovin, http://www.cs.columbia.edu/~smb
Current thread:
- Re: Cable Colors, (continued)
- Re: Cable Colors Shaun Ewing (Jun 16)
- Re: Cable Colors Nathan Ward (Jun 16)
- Re: Cable Colors Soren Telfer (Jun 16)
- Re: Cable Colors Jay R. Ashworth (Jun 16)
- Re: Cable Colors Owen DeLong (Jun 16)
- Re: Cable Colors Joe Greco (Jun 16)
- Re: Cable Colors Joe Greco (Jun 16)
- Re: Cable Colors William Allen Simpson (Jun 16)
- Re: Cable Colors Gadi Evron (Jun 16)
- Re: Cable Colors JoeSox (Jun 16)
- Re: Cable Colors Steven M. Bellovin (Jun 16)
- Re: Cable Colors Wayne E. Bouchard (Jun 16)
- Re: Cable Colors Tuc at T-B-O-H (Jun 16)
- Re: Cable Colors Jon Kibler (Jun 16)
- Re: Cable Colors David Coulson (Jun 16)
- Re: Cable Colors Steve Bertrand (Jun 16)
- Re: Cable Colors David Coulson (Jun 16)
- Re: Cable Colors Steve Bertrand (Jun 16)
- Re: Cable Colors Jay R. Ashworth (Jun 17)
- Re: Cable Colors Steve Bertrand (Jun 17)
- Re: Cable Colors Justin M. Streiner (Jun 17)
- Re: Cable Colors David Coulson (Jun 16)