Hi, >>> Separation of duties - increases the number of trusted parties >>> No sequential access - increases the number of trusted parties >>> No lone zone - increases the number of trusted parties. >>> >>> Those are all NSA/GCHQ doctrines. I am pretty sure that they >>> understand security engineering at some level. >> >> But can they be applied to, say, current X.509 PKI? I doubt that. > > Of course they were, why do you think I raised it in the first place? > > Separation of duties is essentially what SK and CT are providing.
I thought you were referring to technical issues, like numbers of trusted TTPs = CAs. I don't think your argument applies there. Ralph -- Dipl.-Inform. Ralph Holz I8: Network Architectures and Services Technische Universität München http://www.net.in.tum.de/de/mitarbeiter/holz/
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