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firefoxsync.vpSubmitted on 28 Jun 20 21:24 UTC.
attacker[active] principal Computera[ knows private username knows private pass knows public salt knows private data hashedpassword = HASH(pass, salt) h1, h2 = HKDF(pass, salt, nil) e1 = AEAD_ENC(h1, data, nil) ] principal Computerb[ ] principal Server[ ] Computera -> Server: username, h2, e1 principal Server[ h3 = HASH(username, h2) ] principal Computerb[ knows private username knows private pass knows public salt usernameb = DEC(pass, ENC(pass, username)) h1b, h2b = HKDF(pass, salt, nil) ] Computerb -> Server: usernameb, h2b principal Server[ _ = ASSERT(username, usernameb)? _ = ASSERT(h3, HASH(usernameb, h2b))? ] Server -> Computerb: e1 principal Computerb[ d1 = AEAD_DEC(h1b, e1, nil)? ] queries[ confidentiality? data authentication? Server -> Computerb: e1 ]
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.