Frax Ether Liquid Staking contest - Tagir2003's results

A liquid ETH staking derivative designed to uniquely leverage the Frax Finance ecosystem.

General Information

Platform: Code4rena

Start Date: 22/09/2022

Pot Size: $30,000 USDC

Total HM: 12

Participants: 133

Period: 3 days

Judge: 0xean

Total Solo HM: 2

Id: 165

League: ETH

Frax Finance

Findings Distribution

Researcher Performance

Rank: 79/133

Findings: 2

Award: $40.82

🌟 Selected for report: 0

🚀 Solo Findings: 0

QA REPORT

[LOW] Consider to use safeApprove method in the following cases

Proof of concept:

[NON CRITICAL] The following functions may not be payable

Example: frxETH_sfrxETH_combo.t.sol#L816

[NON CRITICAL] Use of magic numbers in the following locations

Proof of concept:

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GAS REPORT

[GAS] Cache the following arrays size before the loop

Example: OperatorRegistry.sol#L113

[GAS] Caching msg.sender is unnecessary

Proof of concept:

[GAS] Consider using custom errors

You can utilize customized errors in require statements to save gas.

Proof of concept:

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