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

[Hanno Böck]

Am Tue, 1 Mar 2011 13:13:16 +0000
schrieb Guy Halford-Thompson <guy at cach.me>:

> 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.

This gives a fairly good overview:
http://www.schneier.com/paper-chosen-protocol.html

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Hanno Böck		mail/jabber: hanno at hboeck.de
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