ERC-777/1155/721 hook without reentrancy guard

Ondo Finance's assessment for RD-F-015 — scored green on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

OUSG, USDY, fOUSG, fUSDC are standard ERC-20 tokens. No ERC-777/1155/721 callback integration found in any reviewed audit or source inspection.

Sources #

Etherscan
https://etherscan.io/token/0x1b19c19393e2d034d8ff31ff34c81252fcbbee92retrieved 2026-04-28
Etherscan
https://etherscan.io/address/0x96F6eF951840721AdBF46Ac996b59E0235CB985Cretrieved 2026-04-28

Methodology #

Determine whether the protocol integrates token standards with callbacks (ERC-777 tokensReceived, ERC-1155 onReceived, ERC-721 onReceived) without reentrancy guards on the affected functions.

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol ondo-finance factor RD-F-015 score green collected_at 2026-05-14 12:01:55