Introducing OpenZeppelin Contracts v5.2 and OpenZeppelin Community Contracts

Contracts v5.2 runs parallel to more experimental development hosted in the community-owned OpenZeppelin Community Contracts library. Thils more experimental version aims for quicker iteration on the ...

Monte Carlo Decentralized Exchange is a decentralized derivatives exchange. MAI Protocol V2 is a...

Security Audits

The Compound team engaged us to audit their new COMP distribution system, which will be added to...

Security Audits Solidity Lending

In this audit we reviewed a particular financial contract template that can be used within the...

Security Audits Solidity oracle

In the wake of the current pandemic and other recent events affecting DeFi, we at OpenZeppelin have...

Security Insights

Uma is a platform that allows users to enter trust-minimized financial contracts on the Ethereum...

Security Audits oracle

The Compound team engaged us to finish auditing their integration of Tether's USDT token into the...

Security Audits Solidity Lending

Pods is a new feature that will allow users to pool their lottery tickets and share the rewards.

Security Audits

Perpetual is a new perpetual contract market by dYdX that enables users to use native...

Security Audits

Learn about lending, collateral, loan to collateral ratio, protocol tokens, price oracles,...

Security Insights

We are excited to announce that Jonathan Alexander is joining OpenZeppelin as CTO. OpenZeppelin is...

Announcements

Disclosure of a severe attack vector in the deployment of the popular Gnosis Safe Multisig wallet....

Security Insights Zero-Day Vuln

The Compound team engaged us to audit part of their latest gas optimizations in the protocol.

Security Audits Solidity Lending