Bridge rate-limiter / chain-pause as positive mitigant

Sky Lending (formerly MakerDAO)'s assessment for RD-F-185 — scored yellow on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

SkyLink bridge administered by Sky Governance. Emergency spells can wipe debt ceilings on bridge allocators to halt bridging flow. Oct 31, 2024 executive initialized Base Network SkyLink bridge with allocator ceilings. Specific per-window rate-limiter parameters not verified on-chain. Wormhole->LayerZero Solana migration in-progress.

Sources #

Governance
https://vote.makerdao.com/executive/template-executive-vote-base-network-skylink-bridge-initialization-for-usds-and-susds-star-allocation-system-initialization-for-spark-add-new-validators-to-medianizer-october-31-2024retrieved 2026-04-28
Docs
https://developers.skyeco.com/retrieved 2026-04-28
GitHub
https://github.com/sky-ecosystem/dss-emergency-spellsretrieved 2026-04-28

Methodology #

Determine whether the bridge implements a per-window outflow rate-limiter (and at what cap), and whether the protocol team can trigger a chain-level or validator-set emergency pause.

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol sky-lending factor RD-F-185 score yellow collected_at 2026-04-28 00:43:18