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C07-MT: No

Rationale

In this selected profile, encryption leaves packet length and transmission timing observable. RadioInterface transmits encrypted.size plus the fixed header; it does not pad packets to a privacy schedule. The documented random backoff manages channel contention and duplicate suppression, not entry/exit correlation. No cover, mixing or traffic-shaping privacy policy is selected. Thus payload encryption and ordinary radio scheduling do not meet C07; this is a mechanism-scope conclusion, not a measured correlation attack.

Assessment method

Read-only code analysis and explicit topology inference

Source context

Pinned Meshtastic firmware: forwarding, authenticated receive and client serialization

Public sources