[rc5] Question for beginner

Stephen Langasek vorlon at dodds.net
Thu Oct 23 21:24:46 EDT 1997


On Thu, 23 Oct 1997, James Mastros wrote:

> On Fri, 24 Oct 1997, Harris Kosmidhs wrote:
> > I know the keyspace expands a lot -how much, really?
> 56-64=it is 8 times, or 2^8 keys larger.

Mmm, no, 8 times larger would be an increase of 2^3, i.e., a 59-bit key.
A 64-bit key is, as you said, 2^8, or 256 times larger, since each
additional bit represents a doubling of the keyspace size.

                         -Steve Langasek
-doink-

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