Bridge tracks nonce-consumed mapping
Fluid's assessment for RD-F-153 — scored green on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.
Evidence summary #
CCIP OffRamp.sol maintains executed message tracking to prevent replay. Messages include sequence numbers and the OffRamp tracks which have been executed. CCIP's architecture includes nonce tracking via NonceManager to prevent replay attacks. Green for CCIP path.
Sources #
- GitHubCCIP OffRamp — replay protectioncode-423n4/2024-11-chainlink OffRamp.sol — NonceManager integration; message execution state trackingretrieved 2026-04-29
Methodology #
Determine whether the bridge inbox maintains a nonce-consumed mapping and rejects replay of used nonces.
See the full factor methodology and distribution across all protocols →
rubric_version v1.7.0 protocol fluid factor RD-F-153 score green collected_at 2026-04-29 10:35:01