RE: Plaintext

Adam Haberlach (HaberlaA@testlab.orst.edu)
Thu, 3 Jul 1997 07:26:29 -0700


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- -----Original Message-----
From: Greg Trotter [SMTP:greg@ou.edu]
Sent: Wednesday, July 02, 1997 3:15 PM
To: Thompson, Christopher; 'deschall@gatekeeper.megasoft.com'
Subject: Re: Plaintext

>At 3:38 PM -0500 7/2/97, Thompson, Christopher wrote:
>>If we hadn't have known _anything_ about the plain text of the
>>DES-encrypted message, we wouldn't have been able to decrypt
>it, even
>>using brute force. Is this correct?

>Right. As others have pointed out, however, someone trying to
>crack
>encrypted data will probably have some idea as to what's
>inside.

>Now... data that is multiply encrypted offers a great deal more
>protection,
>I imagine... once you find the correct key for the outermost
>later of
>encryption, the data you have is still encrypted. I don't
>profess to know a
>lot about encryption, but I would imagine that the encrypted
>data
>underneath might not be detectable as the proper data.

Unless you decrypt it and find that it says:

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At the top...

- ---
Adam Haberlach
http://www.testlab.orst.edu/~haberlaa
Free Lottery Tickets! Odds: 1/72,000,000,000,000
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