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- Newsgroups: sci.crypt
- Path: sparky!uunet!charon.amdahl.com!pacbell.com!mips!sdd.hp.com!zaphod.mps.ohio-state.edu!cis.ohio-state.edu!daisy.learning.cs.cmu.edu!Marc.Ringuette
- From: Marc.Ringuette@daisy.learning.cs.cmu.edu
- Subject: Re: Secure netnews
- Message-ID: <9208191619.AA25204@news.cis.ohio-state.edu>
- Sender: daemon@cis.ohio-state.edu
- Organization: The Ohio State University Department of Computer and Information Science
- Date: Wed, 19 Aug 1992 16:03:00 GMT
- Lines: 12
-
- dla@raven.princeton.edu (Don Alvarez) writes,
- > There is no way to defend against this because there is no way to prove
- > who sent the message stating that machine foo has received an article.
-
- Sorry, Don, but you're just totally 100% wrong. Digital signatures exist!
- They are practical, and they work.
-
- You might want to have a look at any tutorial on RSA, which will tell you
- how to do secure authentication (digital signatures) assuming RSA is secure.
-
-
- M.
-