From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.emacs.gnus.general/55120 Path: main.gmane.org!not-for-mail From: Lloyd Zusman Newsgroups: gmane.emacs.gnus.general Subject: Re: Encrypting outgoing message but not Gcc? Date: Sat, 06 Dec 2003 21:09:27 -0500 Sender: ding-owner@lists.math.uh.edu Message-ID: References: <87vfot99o1.fsf@virgil.koldfront.dk> <87r7zh8k9h.fsf@virgil.koldfront.dk> NNTP-Posting-Host: deer.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable X-Trace: sea.gmane.org 1070763097 18584 80.91.224.253 (7 Dec 2003 02:11:37 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Sun, 7 Dec 2003 02:11:37 +0000 (UTC) Original-X-From: ding-owner+M3660@lists.math.uh.edu Sun Dec 07 03:11:35 2003 Return-path: Original-Received: from malifon.math.uh.edu ([129.7.128.13]) by deer.gmane.org with esmtp (Exim 3.35 #1 (Debian)) id 1ASoOU-0006TA-00 for ; Sun, 07 Dec 2003 03:11:34 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.math.uh.edu) by malifon.math.uh.edu with smtp (Exim 3.20 #1) id 1ASoOI-00063R-00; Sat, 06 Dec 2003 20:11:22 -0600 Original-Received: from justine.libertine.org ([66.139.78.221] ident=postfix) by malifon.math.uh.edu with esmtp (Exim 3.20 #1) id 1ASoOE-00063M-00 for ding@lists.math.uh.edu; Sat, 06 Dec 2003 20:11:18 -0600 Original-Received: from main.gmane.org (main.gmane.org [80.91.224.249]) by justine.libertine.org (Postfix) with ESMTP id 236343A00A0 for ; Sat, 6 Dec 2003 20:11:18 -0600 (CST) Original-Received: from list by main.gmane.org with local (Exim 3.35 #1 (Debian)) id 1ASoOD-0003NI-00 for ; Sun, 07 Dec 2003 03:11:17 +0100 X-Injected-Via-Gmane: http://gmane.org/ Original-To: ding@gnus.org Original-Received: from sea.gmane.org ([80.91.224.252]) by main.gmane.org with esmtp (Exim 3.35 #1 (Debian)) id 1ASoOC-0003NA-00 for ; Sun, 07 Dec 2003 03:11:16 +0100 Original-Received: from news by sea.gmane.org with local (Exim 3.35 #1 (Debian)) id 1ASoOC-0004pJ-00 for ; Sun, 07 Dec 2003 03:11:16 +0100 Original-Lines: 42 Original-X-Complaints-To: usenet@sea.gmane.org User-Agent: Gnus/5.1003 (Gnus v5.10.3) Emacs/21.2 (gnu/linux) Cancel-Lock: sha1:SVIpBhvNJjzelTgs2xcNsTsqF0Q= Precedence: bulk Xref: main.gmane.org gmane.emacs.gnus.general:55120 X-Report-Spam: http://spam.gmane.org/gmane.emacs.gnus.general:55120 spamtrap@koldfront.dk (Adam Sj=F8gren) writes: > [ ... ] > > Ah, now I remember - sorry, I've been misinforming about the "done > anything special part"; actually I've put: > > encrypt-to asjo@koldfront.dk > > in my ~/.gnupg/options. Aha! ... but then, how do I tell Gnus to NOT use that parameter to encrypt the actual message that is being sent to the recipient (since I want to use _her_ public key for that), but to indeed use it when encrypting the message for my local Gcc? >> Also, I think there's a gap somewhere in my understanding of all >> this. How can it be that something encrypted twice, once with the >> recipient's public key and once with yours, would only need your >> private key to be decrypted? [ ... ] > > I'm not able to adequately and comprehensibly explain the theory, but > I think it's a proporty of either assymetric key cryptography in > general or the way PGP/GnuPG is constructed (the latter being less > likely, probably, perhaps). I think, perhaps, I understand it, if I'm following you, maybe. :) Thank you. > ,----[ From man gpg ] > | [ ... etc. ... ] > `---- > > > Best regards, --=20 Lloyd Zusman ljz@asfast.com