Why do we use a different key to sign than to encrypt

[Guy Halford-Thompson]

Thanks for the list of resources

G

On 1 March 2011 14:41, Jeffrey Walton <noloader at gmail.com> wrote:
> On Tue, Mar 1, 2011 at 8:13 AM, Guy Halford-Thompson <guy at cach.me> wrote:
>> Not GPG specific, but I was wondering if someone could point me in the
>> direction of some resources that explain why we use different keys to
>> sign and encrypt (for cases where the same key _could_ do both e.g.
>> RSA).  I cant seem to pick anything up on google.
> Key separation and management. See Handbook of Applied Cryptography,
> Chapter 13 (http://www.cacr.math.uwaterloo.ca/hac/).
>
> Jeff
>



-- 
Guy Halford-Thompson - http://www.cach.me/blog