tnch

tnch

@tnch

81

Spearbit

sr

Public earnings

$79,044.9

26th


Public findings

17


Worked with

Mangrove
Beets
Berachain
Morpho
Gerard Persoon
m4rio
r0bert
0xdeadbeef
Manuel
0xWeiss

Biography

Biography

  • +6 years in smart contract security. Former lead security auditor at OpenZeppelin. Also bug-hunter and competitor in security contests. Large experience in code reviews for Solidity codebases, having performed security audits for top-tier Ethereum app-layer protocols and L2s.
  • Writer and public speaker about Ethereum security. See some of my public talks and writings in The Red Guild's blog and my personal blog.
  • Multiple times Ethereum Foundation grantee, currently co-founder and security researcher working for the public benefit of the Ethereum ecosystem @ The Red Guild.
  • Creator of Damn Vulnerable DeFi and The Phishing Dojo.

Top competitions

View all
Contest
Position
Date
Payout
Blast

Blast

3

/ 599

January 2024$74,730
metamorpho-and-periphery

metamorpho-and-periphery

8

/ 242

November 2023$2,500
incentive-contracts

incentive-contracts

11

/ 152

January 2024$1,815

Private reviews

View all
Engagement
Project title
Timeframe
Researchers
Morpho

Morpho

metamorpho

Aug 2024 - Sep 2024

0xdeadbeef
Om Parikh
tnch
Berachain

Berachain

Berachain Governance

Oct 2024 - Oct 2024

Manuel
tnch
Beets

Beets

sonic-staking

Dec 2024 - Dec 2024

+1
r0bert
Gerard Persoon
0xWeiss
Mangrove

Mangrove

DEX Security Review: Mangrove Protocol Audit

Mar 2025 - Mar 2025

tnch
m4rio