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 ...

A must-read top ten of 2022 surfacing new and practical security research for every blockchain...

Announcements

Over the last year OpenZeppelin has supported the Compound DAO and its community as its continuous...

Announcements Solidity Lending

OpenZeppelin, a leading provider of smart contract security solutions, has announced a new...

Announcements

OpenZeppelin is pleased to announce a partnership with Matter Labs, founder of ZkSync, to act as...

Announcements

A crucial part of their Fair Launch strategy calls for Web3 teams to adopt "zero-compromise...

Announcements Products

A Defender environment can be defined in a YAML file and imported into another account to expand or...

Announcements

OpenZeppelin's Hedera support allows projects with a multi-chain strategy to benefit from a...

Announcements

As part of OpenZeppelin's mission to secure the decentralized economy, fellows will work closely...

Announcements

During a comprehensive audit of the Compound Finance protocol, OpenZeppelin reviewed a...

Announcements Solidity Lending

We are pleased to release a new Comprehensive Audit Readiness Guide, which is intended to provide...

Announcements

We are pleased to announce two new security initiatives, involving partnerships with Immunefi and...

Announcements

By making Defender free, more projects can scale while protecting users from known and unknown...

Announcements