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 ...

Today we are announcing the release of a new app, called Sentinels, to help prevent ongoing attacks...

Products

We are excited to bring you many new Defender features this month that add powerful functionality...

Products

Clones (minimal proxies) as described in ERC1167, are very small, and cheap to deploy,...

Products

The BarnBridge team asked us to review and audit their Smart Yield Bond smart contracts. We looked...

Security Audits

Gasless MetaTransactions with OpenZeppelin Defender. The workshop covers the following: Intro to...

Products

As we build a community of decentralized services for the open economy, we could easily repeat...

Security Insights

The Compound team engaged us to audit a new governance mechanism called Governor Bravo.

Security Audits Solidity Lending

Fei Protocol is the first protocol creating a stablecoin using a new stability mechanism called...

Security Audits

The cLabs team working on the Celo platform asked us to review and audit the smart contracts for...

Security Audits

OpenZeppelin Contracts 3.4 includes an ERC777 security fix for potential reentrancy issues in...

Products

In this audit we reviewed some upgrades to the system, including a new financial contract template...

Security Audits Solidity oracle

The 1inch team asked us to review the code for the 1inch Liquidity Protocol which is the upgraded...

Security Audits Dex Solidity