Bridge validator threshold (k-of-M)
Usual (USD0 / bUSD0 / USUAL)'s assessment for RD-F-149 — scored yellow on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.
Evidence summary #
DVN threshold for USD0 LZ OFT unknown. LayerZero OFT Quickstart default shows single required DVN (LZ Labs) with no optional DVNs — threshold of 1. 47% of active OApps at KelpDAO incident time used 1/1 configuration. Usual has not published its configuration. If actual threshold is 1, this should be red. Scored yellow due to unconfirmed status. CCIP threshold (DON consensus) is multi-validator.
Sources #
- URLBlockaid — KelpDAO DVN AnalysisBlockaid KelpDAO analysis: '47% of active LayerZero OApp contracts used a 1-of-1 DVN setup' at time of $292M incidentretrieved 2026-05-17
- Usual Data Cache00-data-cache.json: dvn_threshold: null — not retrieved by pipelineretrieved 2026-05-17
Methodology #
Read the signature threshold required to approve a cross-chain message (for non-LZ bridges).
See the full factor methodology and distribution across all protocols →
rubric_version v1.7.0 protocol usual factor RD-F-149 score yellow collected_at 2026-05-16 20:39:44