Formal verification coverage

USDD (Decentralized USD)'s assessment for RD-F-009 — scored red on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

No formal verification engagement found for USDD. CertiK and ChainSecurity audit pages do not mention Certora/Kani/Halmos proofs. No public GitHub repo to check for FV spec files. WebSearch for USDD formal verification returned no results. Red: 0% formal verification coverage.

Sources #

Audit
ChainSecurity USDD audit - no FV engagement mentionedChainSecurity USDD audit pages (no FV mentioned)retrieved 2026-05-17
Internal
USDD data cache - no GitHub repoData cache 00-data-cache.json - github.repo_url: nullretrieved 2026-05-17

Methodology #

Determine the percentage of protocol-declared critical invariants covered by a formal verification proof (Certora Prover, Kani, Halmos, or equivalent).

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol usdd factor RD-F-009 score red collected_at 2026-05-17 11:34:18