Secure your smart contracts.

Top auditors compete to keep high severity bugs out of production.

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1,365

unique high-severity vulns

25,152

unique findings

10,409+

registered wardens

418

audits completed

Your security partners across the development lifecycle.

Have the best security researchers give deep analysis with a consultative Zenith audit. Then simulate real conditions, with hundreds of auditors competing to find vulnerabilities. With Code4rena, you can deploy to mainnet with peace of mind.

C4 Zenith

Get a consultative audit from the very best, curated for you and incentivized for peak performance.

Competitive audit

We invented the format that disrupted the web3 industry. Find out why top protocols trust C4.

Leading crypto projects choose Code4rena

Active audits

Currently finding the highest-severity vulnerabilities for:

Ethena Labs Invitational

Enabling The Internet Bond.

EVM

Solidity

$20,000 in USDC

Chainlink

A global standard for developers to easily build secure cross-chain services and applications.

EVM

Solidity

$235,000 in USDC

Upcoming audits

Chakra

The first modular settlement layer designed to unlock Bitcoin's liquidity across diverse blockchain ecosystems.

EVM

Cairo

Solidity

$60,000 in USDC

Nibiru

Nibiru Chain is a smart contract ecosystem with a high-performance, EVM-equivalent execution layer (Nibiru EVM).

EVM

GO

$70,000 in USDC

SecondSwap

Unlock liquidity for illiquid assets.

EVM

Solidity

$35,000 in USDC

Audit 439 Invitational

EVM

Solidity

$25,000 in USDC

Chainlink Payment Abstraction

EVM

Solidity

$100,000 in USDC

Don’t just take our word for it.

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The best time to secure your project is now.

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