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Re: [Cryptography] reliable broadcast channel
jamesd AT echeque.com wrote:
> A key cryptographic primitive in group cryptographic protocols is the
> reliable broadcast channel - that any participant can reliably send a
> message that is available to all participants.
> In actual practice we have unreliable point to point two party
> communications, from which we have to construct a broadcast channel.
I don't believe this description is true for IP multicast. But you
can't track success without maintaining the equivalent of point to
> Practical applications of these cryptographic protocols seem to be
> relying on a trusted broadcaster, who is apt to be untrustworthy when
> there is money, power, or valuable secrets lying on the table.
-- Howard Chu
CTO, Symas Corp. http://www.symas.com
Director, Highland Sun http://highlandsun.com/hyc/
Chief Architect, OpenLDAP http://www.openldap.org/project/
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