RE: [Full-Disclosure] RE: Cipher Tool

["Todd Towles" <toddtowles@xxxxxxxxxxxxxxx>]

Or you could go buy some of these and link them together to reach over a
distance.

The First Commercial Quantum Cryptography solution - encryption per
photon =)
 http://www.magiqtech.com/index.php

> -----Original Message-----
> From: full-disclosure-bounces@xxxxxxxxxxxxxxxx 
> [mailto:full-disclosure-bounces@xxxxxxxxxxxxxxxx] On Behalf 
> Of James Tucker
> Sent: Wednesday, December 15, 2004 10:38 PM
> To: richard capistrano
> Cc: full-disclosure@xxxxxxxxxxxxxxxx
> Subject: Re: [Full-Disclosure] RE: Cipher Tool
> 
> Have you considered using secured network protocols on 
> dedicated encryption hardware? or is that beyond the price point?
> 
> Any cipher algorithm would be theoretically implementable 
> (providing the length of data is suitable). If you are 
> looking for _real_ performance though then ciphering may not 
> be what you want as there isn't any good cipher that is 
> really overly fast fast (deliberate double).
> 
> There are other core pieces of the puzzle to be considered 
> though, like are you going to be talking in a client less 
> manner (i.e. is the client pre-configured or has the client 
> never received secure comms
> before?) Is there a socket/tunnel already running? What is 
> the rough length of the data set (impact readability and 
> suitability for encryption algorithms)? What is the 
> performance restriction (i.e.
> where is the bottleneck)? How secure do you need it, 
> anti-fool, seconds, hours, years or millennial(might actually 
> require more data storage than money can buy)?
> 
> I raised an eyebrow at the last portion of your mail, "Is 
> there a freeware or software or information, I can check 
> out?". This would suggest that you are looking to put another 
> program somewhere mid-flow in a data pipe; thats not always a 
> good option.
> 
> If you're really looking for speed and ease of implementation 
> then something like a simple rotation cipher might work out 
> for you, but this is going to be so poor a encryption that 
> some cipher pro's could read it in its encrypted form. This 
> is obviously no good if you're worried about credit card 
> info, but is OK if it's just your girlfriend being a nosy ....... .
> 
> 
> On Tue, 14 Dec 2004 00:23:41 -0800 (PST), richard capistrano 
> <mikoc02@xxxxxxxxx> wrote:
> >  
> >  
> > 
> > Hello,
> > 
> >   
> > 
> >   
> > 
> > We are looking for a tool that can actually cipher or hash a 
> > particular portion of a file so that it will not display the 
> > particular field of a file. This will be applied to the 
> file so that 
> > when it travels the network, the confidential field in the 
> file is not 
> > displayed in clear text. Due to performance issues, we can 
> not simply hash the whole file.
> > 
> >   
> > 
> > Is there a freeware or software or information, I can check out? 
> > Thanks in advance.
> > 
> >  ________________________________
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> >  Read only the mail you want - Yahoo! Mail SpamGuard. 
> > 
> > 
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