Doubling Down on Open Source Tools and Phasing Out Defender

OpenZeppelin is doubling down on open source development tools by sunsetting Defender and releasing production-ready open source Relayer and Monitor. Discover new features, and our expanded open ...

OpenZeppelin audited the LaChain/capyfi-sc repository at commit cf47234. Smart Contract Audit.

Security Audits Solidity

Deep dive into ZKStack's Gateway settlement: how ZKChains settle on other ZKChains instead of L1,...

Security Insights ZKP

OpenZeppelin audited the 1inch/solana-fusion-protocol repository at commit 8743d38.

Security Audits Rust 1inch

OpenZeppelin audited the 1inch/fusion-protocol repository at commit c0197a5. Smart Contract Audit.

Security Audits 1inch

This two-part series describes the current state of the ZKChain ecosystem and its internal...

Security Insights ZKP

This audit report details the comprehensive analysis performed on a set of custom Uniswap V4 hooks....

Security Audits Uniswap

This audit report details the comprehensive analysis performed on a set of custom Uniswap V4 hooks....

Solidity Uniswap

We audited the oxor-io/samm-circuits repository at commit 240b94a and the oxor-io/samm-contracts...

ZKP Solidity Noir

OpenZeppelin conducted a differential audit of the OpenZeppelin/stellar-contracts repository at...

Rust Ecosystem Library

OpenZeppelin conducted a differential audit of the across-protocol/contracts repository, with the...

Security Audits Solidity

OpenZeppelin performed a differential audit of the across-protocol/contracts repository at commit...

Security Audits

OpenZeppelin is doubling down on open source development tools by sunsetting Defender and releasing...

Announcements Ecosystem