Great Circle Associates Firewalls
(October 1996)
 

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Subject: Re: NT Security
From: "Jonathan M. Bresler" <jmb @ FRB . GOV>
Date: Thu, 03 Oct 1996 12:10:29 -0400
To: Matthew Thompson <mthomps1 @ kiwitech . co . nz>
Cc: "'Firewalls'" <firewalls @ GreatCircle . COM>, "'Keith McCammon'" <keithm @ asymetrix . com>
In-reply-to: Your message of "Fri, 04 Oct 1996 08:37:41 +1200." <96Oct3 . 091712nzst . 35717 @ kotuku . manukau . govt . nz>

>>What??? NTFS is not encrypted! NTFS is not a secure file system! You can 
>>directly edit NTFS disk sectors from WITHIN NT! You can also boot to DOS 
>>and using the NTFS4DOS driver read any file regardless of encryption. You 
>>can also reinstall NT and Take Ownership of entire volumes! And if you
>>physically transfer the hard disk to another NT box you can also take
>>ownership, negating all file security!
>
>The same attacks apply to Unix and Netware. What do you recommend people do 
>to extend/replace these 3 operating systems to solve this problem?

	CFS: cryptographic file system available from Matt Blaze of
	either AT&T or Lucent   (for Unix, if you run either NT or
	Netware......)

jmb



References:
Indexed By Date Previous: Re: Information Seeking
From: "Anthony R. Plastino III" <tony . plastino @ CyberSafe . COM>
Next: Re: Firewalls-Digest V5 #549
From: Bradley Brown <bradley @ us . checkpoint . com>
Indexed By Thread Previous: Re: NT Security
From: peter @ baileynm . com (Peter da Silva)
Next: RE: NT Security
From: Keith McCammon <keithm @ asymetrix . com>

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