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 ...

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

Flash Loans have been making the rounds. Even if the concept has been around for a year or two,...

Security Insights

The Augur team asked us to review and audit a number of components of the Augur Core v2 project. We...

Security Audits Solidity

The Augur team asked us to review and audit their Augur Core v2 project. We looked at the code and...

Security Audits