Re: How fast computers have made ciphers unbreakable

From: Douglas A. Gwyn (DAGwyn_at_null.net)
Date: 11/11/04 

Date: Thu, 11 Nov 2004 06:57:54 -0500

Martin Bodenstedt wrote:
> Mxsmanic wrote:
>> Not when they help longer key lengths even more.
> On the other it makes brute force attacks more feasible.

Key lengths are generally selected to make brute-force
key search infeasible, but that by no means ensures
security of the encryption (even if there are no
protocol weaknesses). Cryptanalysis simply is not
(usually) performed by key searching. Therefore the
scaling argument is all wrong.