Audit recency

Sky Lending (formerly MakerDAO)'s assessment for RD-F-002 — scored yellow on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

USDS audited ChainSecurity 2024-09-30 and Cantina 2024-09-26 (~7 months, green). sUSDS audited 2025-08 (~8 months, green). Core Vat last independently audited 2019 (~77 months) but bytecode is unchanged since deploy.

Sources #

URL
https://github.com/sky-ecosystem/stusds/blob/master/audit/20250812-ChainSecurity_Sky_stUSDS_audit.pdfretrieved 2026-04-27
URL
https://github.com/sky-ecosystem/usds/blob/master/audit/20240930-ChainSecurity_MakerDAO_USDS_audit.pdfretrieved 2026-04-27
Etherscan
https://etherscan.io/address/0x35D1b3F3D7966A1DFe207aa4514C12a259A0492Bretrieved 2026-04-27

Methodology #

Measure the number of days between today and the sign-off date of the most recent audit report covering the currently-deployed bytecode.

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol sky-lending factor RD-F-002 score yellow collected_at 2026-04-28 00:43:18