nanog mailing list archives
RE: "top secret" security does require blocking SSH
From: Christopher Palmer <chrisp () bitstream net>
Date: Mon, 10 Jul 2000 13:42:50 -0500 (CDT)
Alex Bligh said:
need. I'm not an expert, but there is good information theory that says once you allow more than trivial bit rates in/out of an organization, blocking covert communication encapsulated one way or another becomes extremely hard.
On Sun, 9 Jul 2000, Roeland M.J. Meyer wrote:
Actually, it isn't so hard. Northgrum.com has firewall, moat, alligators, and free-fire kill-zone <g>.
Are you referring to what Alex said when you say `it isn't so hard'? If so, I'm confused; could you elaborate (what good would a firewall, moat or other do)? If not, ignore this. :) -- Christopher Palmer : Random Coding Guy : bitstream.net (my other car is a cdr)
Current thread:
- RE: RBL-type BGP service for known rogue networks?, (continued)
- RE: RBL-type BGP service for known rogue networks? Roeland M.J. Meyer (Jul 08)
- Re: RBL-type BGP service for known rogue networks? Rodney Joffe (Jul 08)
- Re: RBL-type BGP service for known rogue networks? John Payne (Jul 09)
- Re: RBL-type BGP service for known rogue networks? Dana Hudes (Jul 08)
- RE: RBL-type BGP service for known rogue networks? Roeland M.J. Meyer (Jul 09)
- "top secret" security does require blocking SSH Greg A. Woods (Jul 09)
- Re: "top secret" security does require blocking SSH Alex Bligh (Jul 09)
- RE: "top secret" security does require blocking SSH Derrick (Jul 09)
- Re: "top secret" security does require blocking SSH Alex Bligh (Jul 09)
- RE: "top secret" security does require blocking SSH Roeland M.J. Meyer (Jul 09)
- RE: "top secret" security does require blocking SSH Christopher Palmer (Jul 10)
- RE: RBL-type BGP service for known rogue networks? Roeland M.J. Meyer (Jul 08)
- RE: "top secret" security does require blocking SSH Greg A. Woods (Jul 09)
- Re: "top secret" security does require blocking SSH Greg A. Woods (Jul 09)
- Open Broadcast Amplifier networks list. Simon Lyall (Jul 12)
- Re: "top secret" security does require blocking SSH Stephen Sprunk (Jul 09)
- RE: RBL-type BGP service for known rogue networks? Sabri Berisha (Jul 09)
- RE: RBL-type BGP service for known rogue networks? Roeland M.J. Meyer (Jul 09)
- Re: RBL-type BGP service for known rogue networks? Richard Irving (Jul 09)
- RE: RBL-type BGP service for known rogue networks? Derek J. Balling (Jul 09)
- RE: RBL-type BGP service for known rogue networks? Roeland M.J. Meyer (Jul 09)
- Re: RBL-type BGP service for known rogue networks? Valdis . Kletnieks (Jul 10)