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ch0bu

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High

1

Total

$1.67K

Total Earnings

#1144 All Time

30x

Payouts

regular

5x

Top 25

regular

17x

Top 50

All

Sherlock

Code4rena

CodeHawks

Aug '23

veRWA

veRWA

4.23 USDC • Code4rena • ch0bu

#53

Jul '23

Beedle - Oracle free perpetual lending

Beedle - Oracle free perpetual lending

17.77 USDC • 11 total findings • CodeHawks • ch0bu

#135

gas

Uncheck Arithmetic where overflow/underflow impossible

gas

Use of magic numbers

gas

Named parameter mappings

gas

Use assembly to check for `address(0)`

gas

Don't use draft versions in production

gas

Large multiples of ten should use scientific notation

gas

Use if + custom errors instead of using require + string

gas

Mixed usage of `int`/`uint` with `int256`/`uint256`

gas

Multiple `address` mappings can be combined into a single mapping of an `address` to a `struct`, where appropriate

gas

All interfaces must be in one folder

gas

Test Coverage Improvements

Foundry DeFi Stablecoin CodeHawks Audit Contest

Foundry DeFi Stablecoin CodeHawks Audit Contest

3.62 USDC • 4 total findings • CodeHawks • ch0bu

#99

low

Pragma isn't specified correctly which can lead to nonfunction/damaged contract when deployed on Arbitrum

gas

`++i`/`i++` should be `unchecked{++i}`/`unchecked{i++}` when it is not possible for them to overflow, as is the case when used in `for`- and `while`-loops

gas

The nonReentrant modifier should occur before all other modifiers

gas

Use `assembly` to check for `address(0)`

CodeHawks Escrow Contract - Competition Details

CodeHawks Escrow Contract - Competition Details

4.55 USDC • 2 total findings • CodeHawks • ch0bu

#84

gas

Use assembly to check for `address(0)`

gas

The `nonReentrant` `modifier` should occur before all other modifiers

Mar '23

Asymmetry contest

Asymmetry contest

23.92 USDC • Code4rena • ch0bu

#99

Wenwin contest

Wenwin contest

12.72 USDC • Code4rena • ch0bu

#27

Feb '23

Ethos Reserve contest

Ethos Reserve contest

61.26 USDC • Code4rena • ch0bu

#33

Jan '23

Cooler

Cooler

0.30 USDC • 1 total finding • Sherlock • ch0bu

#30

high

Use safeTransferFrom() instead of transferFrom()

Astaria contest

Astaria contest

51.32 USDC • Code4rena • ch0bu

#52

Nov '22

ParaSpace contest

ParaSpace contest

103.92 USDC • Code4rena • ch0bu

#51

Redacted Cartel contest

Redacted Cartel contest

53.49 USDC • Code4rena • ch0bu

#46

LSD Network - Stakehouse contest

LSD Network - Stakehouse contest

52.03 USDC • Code4rena • ch0bu

#52

Blur Exchange contest

Blur Exchange contest

22.22 USDC • Code4rena • ch0bu

#30

LooksRare Aggregator contest

LooksRare Aggregator contest

36.34 USDC • Code4rena • ch0bu

#24

Debt DAO contest

Debt DAO contest

110.58 USDC • Code4rena • ch0bu

#43

Oct '22

Paladin - Warden Pledges contest

Paladin - Warden Pledges contest

31.16 USDC • Code4rena • ch0bu

#30

Inverse Finance contest

Inverse Finance contest

55.74 USDC • Code4rena • ch0bu

#41

Holograph contest

Holograph contest

82.02 USDC • Code4rena • ch0bu

#32

3xcalibur contest

3xcalibur contest

411.28 USDC • Code4rena • ch0bu

#17

Juicebox contest

Juicebox contest

63.84 USDC • Code4rena • ch0bu

#17

Blur Exchange contest

Blur Exchange contest

32.65 USDC • Code4rena • ch0bu

#23

Sep '22

QuickSwap and StellaSwap contest

QuickSwap and StellaSwap contest

29.85 USDC • Code4rena • ch0bu

#54

Frax Ether Liquid Staking contest

Frax Ether Liquid Staking contest

12.99 USDC • Code4rena • ch0bu

#73

VTVL contest

VTVL contest

9.32 USDC • Code4rena • ch0bu

#79

Art Gobblers contest

Art Gobblers contest

55.2 USDC • Code4rena • ch0bu

#21

Y2k Finance contest

Y2k Finance contest

52.83 USDC • Code4rena • ch0bu

#49

PartyDAO contest

PartyDAO contest

117.71 USDC • Code4rena • ch0bu

#46

Nouns Builder contest

Nouns Builder contest

106.19 USDC • Code4rena • ch0bu

#86

Aug '22

Olympus DAO contest

Olympus DAO contest

32.59 USDC • Code4rena • ch0bu

#90

Nouns DAO contest

Nouns DAO contest

16.97 USDC • Code4rena • ch0bu

#43