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naxos.vp

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

The model submitter provided the following analysis results:

Query 1 (Confidentiality): PASS
Query 2 (Authentication): PASS

Please note that these results are not verified to be accurate. The model submitter may choose to provide false analysis results if they so desire. It is strongly recommended that you re-run the analysis of this model locally if you wish to verify the authenticity of the analysis results above.

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