Known-exploit function-selector replay

dYdX v4 (dYdX Chain)'s assessment for RD-F-095 — scored not_applicable on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

Cosmos appchain uses Protobuf message types, not EVM 4-byte function selectors. The Etherscan 4-byte signature database and selector-replay detection framework do not apply to the dYdX v4 on-chain protocol.

Sources #

URL
dYdX x/clob Cosmos moduledYdX CLOB module source — Cosmos SDK message-based architectureretrieved 2026-05-17

Methodology #

Detect whether a call-pattern matches a known-exploit replay template (specific selector sequence and calldata shape) against this protocol.

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol dydx-v4 factor RD-F-095 score not_applicable collected_at 2026-05-17 09:58:47