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- Newsgroups: sci.crypt
- Path: sparky!uunet!mcsun!Germany.EU.net!murignis!ap542!D012S436!frank
- From: frank@D012S436.sniap.mchp.sni.de ()
- Subject: Re: Secure netnews
- Message-ID: <1992Aug31.124233.15550@sniap.mchp.sni.de>
- Sender: news@sniap.mchp.sni.de (News Admin)
- Organization: Siemens-Nixdorf AG
- References: <1992Aug27.142234.28923@Princeton.EDU>
- Date: Mon, 31 Aug 92 12:42:33 GMT
- Lines: 28
-
- dla@raven (Don Alvarez) writes:
- : In article <1992Aug27.131849.13130@sniap.mchp.sni.de> frank@D012S436.sniap.mchp.sni.de () writes:
- : >
- : >my site knows me well. Your site knows you.
- : >
- : >Therefore your site can certify (sign) your public key. Mine can
- : >certify mine. ALL THAT IS REQUIRED NOW IS FOR OUR SITES TO CROSS
- : >CERTIFY EACH OTHER'S KEYS. [emphasis added]
- :
- : And _that_ is the trick. Sure, islands of trust do exist, but unless
- : that island of trust is large enough to encompass both your site and
- : mine, then, then neither you nor I can trust the identity of each
- : other's *site*. All you have done is pass the certification problem up
- : one level from the individual to the site. All the same fundamental
- : issues occur at the site level as occur at the individual level.
-
- Sure, there has to a face-to-face meeting between representatives
- of our sites. I thought I said that in the original post. Apologies
- if I didn't.
-
- Note, though, that if each of our sites has 1000 users, we have saved
- a lot of face to face meetings - 999,000-1 ?
-
- --
- Frank O'Dwyer Disclaimer:
- Siemens-Nixdorf AG I will deny everything
- Tel. : +49 (89) 636-40639 Fax. : +49 (89) 636-45860
- e-mail: Frank.ODwyer@sniap.mchp.sni.de
-