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Internet Message Format  |  1992-11-17  |  725 b 
  1. Path: sparky!uunet!charon.amdahl.com!pacbell.com!ames!elroy.jpl.nasa.gov!nntp-server.caltech.edu!hal
  2. From: hal@cco.caltech.edu (Hal Finney)
  3. Newsgroups: sci.crypt
  4. Subject: Re: A Copper Balloon
  5. Date: 18 Nov 1992 06:25:34 GMT
  6. Organization: California Institute of Technology, Pasadena
  7. Lines: 5
  8. Message-ID: <1ecnkuINNbut@gap.caltech.edu>
  9. References: <1992Nov7.142220.1683@guvax.acc.georgetown.edu> <BxKLDM.Mss@sneaky.lonestar.org> <1992Nov17.082637.1780@guvax.acc.georgetown.edu>
  10. NNTP-Posting-Host: alumni.caltech.edu
  11.  
  12. Could someone explain how three people (e.g. two plus the phone company)
  13. generate a session key "in the style of DH"?  I don't see how Diffie-
  14. Hellman generalizes naturally to three participants.  Thanks.
  15.  
  16. Hal
  17.