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- Newsgroups: sci.crypt
- Path: sparky!uunet!nwnexus!ken
- From: ken@halcyon.com (Ken Pizzini)
- Subject: Re: Quantum cryptography: a flawed premise?
- Message-ID: <1992Oct13.133149.3220@nwnexus.WA.COM>
- Keywords: Quantum mechanics, cryptography, silliness, photons
- Sender: sso@nwnexus.WA.COM (System Security Officer)
- Organization: The 23:00 News and Mail Service
- References: <1992Oct12.184051.1@zodiac.rutgers.edu> <1992Oct13.061724.25758@netcom.com>
- Date: Tue, 13 Oct 1992 13:31:49 GMT
- Lines: 14
-
- In article <1992Oct13.061724.25758@netcom.com> rcain@netcom.com (Robert Cain) writes:
- >leichter@zodiac.rutgers.edu writes:
- >:
- >: The attack against the *cryptosystem*, as opposed to the attack against QM,
- >: goes like this: The eavesdropper clones the photons and SAVES them - he
- >
- >How does he do this? I know of no way to "save" a photon. Somehow mirrors
- >would be involved and I think interaction with a mirror would alter the
- >polarization state.
-
- Why not put the photon in orbit around a black hole, and, when you're
- ready to measure it, move your equipment in place to intercept it? :-)
-
- --Ken Pizzini
-