Zach Obront

Zach Obront

bug huntooor

@zobront

100

Spearbit

lsr

Public earnings

$373,230.25

5th


Public findings

88


Achievements


Worked with

OP Labs
Y2K Finance
Coinbase
Sablier
astaria
phaze
Blockdev
0xWeiss
RustyRabbit
Saw-mon and Natalie
Taek Lee

Top competitions

View all
Contest
Position
Date
Payout
Blast

Blast

1

/ 600

January 2024$201,485
story-protocol

story-protocol

1

/ 578

December 2024$134,034
curvance

curvance

2

/ 224

February 2024$37,711

Private reviews

View all
Engagement
Project title
Timeframe
Researchers
OP Labs

OP Labs

L2 Security Review: Optimism Interop Audit

Feb 2025 - Mar 2025

+1
rvierdiiev
RustyRabbit
phaze
Sablier

Sablier

Sablier Flow 1.0

Oct 2024 - Oct 2024

Zach Obront
RustyRabbit
Y2K Finance

Y2K Finance

vl-Y2Kv2

Nov 2023 - Dec 2023

Zach Obront
0xWeiss
Sablier

Sablier

v2-periphery v2-core

Nov 2023 - Nov 2023

Zach Obront
Coinbase

Coinbase

revenue-share

Jul 2023 - Jul 2023

Zach Obront
luksgrin

Security portfolio

Title
Description
Optimism Governor V5Governor V5 includes the Approval Voting Module, a new mechanism that allows any governor to delegate some of its logic to an external module that can implement additional filtering and logic.
StakeDAO VotemarketPlatform for users to create and participate in bounties for voting on Curve's CRV allocation across gauges.
Alongside Index V2Backend for the AMKT token, providing holders with exposure to a market-cap weighted basket of 25 assets.
DYAD CoreOracleless overcollateralized stablecoin.
Hook Bid PoolOff chain order book for options priced in implied volatility, so Black Scholes can be used to calculate option price on an ongoing basis.
Sound.xyz (SAM)A bonding curve implementation for trading music NFTs.
Optimism Bedrock ContestPlaced #1 in Optimism Bedrock contest on Sherlock.
Alligator (Nouns Agora)Liquid delegation primative for DAOs.
OlympusDAO Lending AMOAlgorithmic minting and burning of OHM to help external lending markets maintain an optimal OHM supply.