News

OpenZeppelin Cairo Contracts library version 0.1.0, built for StarkNet, is now available.

In this article we will provide you with a 0-to-1 tutorial as well as a brief introduction to some Cairo-specific coding aspects, such as our Extensibility Pattern.

Anonymous team at Convex Finance collaborates with OpenZeppelin to secure the DeFi protocol and community

Transaction of A$DC token worth A$30 million secured by OpenZeppelin audit and technology.

During a comprehensive audit of the Compound Finance protocol, OpenZeppelin reviewed a vulnerability in the cToken smart contract for TrueUSD (TUSD) previously discovered and reported to Compound Labs by ChainSecurity.

We are pleased to release a new Comprehensive Audit Readiness Guide, which is intended to provide any smart contract project with best practices to ensure the greatest possible benefit from a security audit.

We are pleased to announce two new security initiatives, involving partnerships with Immunefi and Certora, aimed at further enhancing the integrity and security of  OpenZeppelin Contracts.

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

We are proud to announce the open source Smart Contract Security Registry. Effective security not only requires continuous effort, but also timely access to critical information.

This new release includes a modular system of contracts for on-chain governance, based on GovernorAlpha and GovernorBravo, covered more in depth in our Governor announcement.