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Submitted on 20 Dec 23 13:11 UTC. attacker[passive] principal I[ knows private ltki ltpki = G^ltki generates eski exi = HASH(ltki, eski) hki = G^exi ] principal R[ knows private ltkr ltpkr = G^ltkr ] I -> R: hki, ltpki principal R[ generates eskr exr = HASH(ltkr, eskr) hkr = G^exr kr = HASH(ltpki^exr, hki^ltkr, hki^exr) ] R -> I: hkr, ltpkr principal I[ ki = HASH(hkr^ltki, ltpkr^exi, hkr^exi) generates clearmsg msg = ENC(ki, clearmsg) maci = MAC(ki, msg) ] I -> R: msg, maci principal R[ macr = MAC(kr, msg) _ = ASSERT(maci, macr)? ] queries[ confidentiality? clearmsg authentication? I -> R: msg ]
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Title:naxos.vp Note over I: knows private ltki\n ltpki = G^ltki\n generates eski\n exi = HASH(ltki, eski)\n hki = G^exi\n Note over R: knows private ltkr\n ltpkr = G^ltkr\n I -> R: hki, ltpki Note over R: generates eskr\n exr = HASH(ltkr, eskr)\n hkr = G^exr\n kr = HASH(ltpki^exr, hki^ltkr, hki^exr)\n R -> I: hkr, ltpkr Note over I: ki = HASH(hkr^ltki, ltpkr^exi, hkr^exi)\n generates clearmsg\n msg = ENC(ki, clearmsg)\n maci = MAC(ki, msg)\n I -> R: msg, maci Note over R: macr = MAC(kr, msg)\n _ = ASSERT(maci, macr)?\n

Analysis Results

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