the key of DES

[The Deviant]

On Mon, 30 Sep 1996, Kim Yoonjeong wrote:

> Hello, all !
> With given a unknown DES system with 64 bits plaintext p, ciphertext c,
> can there be MORE THAN ONE keys ? 

No.

> If so, How is the probability (big or small)? 
> 
> 	Sincerely, 
> 	 - Yoonejong 
> 
> =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>  Yoonjeong Kim 				Email: yjkim at ssrnet.snu.ac.kr
>  Department of Computer Engineering	Phone: +82-2-875-7726 (office)
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> 
> 
> 


 --Deviant
"If you eliminate the impossible, whatever remains, however improbable,
must be true." -- Spock