Re: Non-PK encryption not vulnerable via low key length?!

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On Thu, 16 Mar 1995, Software Test Account wrote:
>
> RC2 and RC4 are both public key systems -- then why wouldn't factoring 
> the key prove equally as (greatly more) effective as with attacks on 
> RSA/PGP. 

This is the crux of the matter. RC2 and RC4 are _not_ public key systems. 
They are conventional secret key algorithms, in the same class as DES or 
IDEA.

Allan Sutton
asutton@tenagra.com

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