Our community-driven blockchain cybersecurity game is now live on Polygon Amoy, thanks PhantomOz.
Dive into unique challenges, sharpen your hacking skills, and join a growing network of defenders.

Interested? Check out our job openings and apply! We are seeking blockchain…

Improve your experience...upgrade to V2.

Discover how the Forta Staking Vault streamlines FORT staking – simplifying deposits and redemptions without direct delegation.
We audited the Vault, an extension of the upgradeable version of the ERC-4626 contract from the OpenZeppelin contracts library.
Dive into the full audit…

Introducing HigherOrder3⃣0️⃣
A new level in OpenZeppelin's Ethernaut, testing your Solidity compiler skills. Dare to challenge the rules and claim the title of Commander of the Higher Order?

Crafted during the ETHSamba Hackathon, thanks to Blockchain User @Thailand 🇹🇭, gabrielsdev, r4wd0g,…

We're thrilled to power intent-centric protocols like Aperture Finance with Defender. Our Relayers help automate transactions, manage gas fees, and sign transactions.

Excited to continue powering and supporting Aperture.

More about Defender and Relayers:…

Only 1 hour to go live!🎙️

Excited to share that OpenZeppelin's own Michael Lewellen and Gin Zite OpenZeppelin are in London today, leading a Security Best Practices Workshop for a16z crypto Startup Accelerator founders!

Delighted to empower the web3 community by sharing our leading security strategies with the next…

Safe 🤝ERC-4337🤝  OpenZeppelin

We audited Safe's ERC-4337 implementation, Safe4337Module. The module is designed to integrate Account Abstraction smoothly with the existing Safe contracts.

We are excited to see the adoption of the ERC-4337 standard, allowing Safe users to…

Only 1 hour until our workshop at the Scroll 📜 hackathon, led by cairo | 👅🌈👅.eth!

Don't miss it: youtube.com/watch?v=kP1OUA…

#ScrollHackathon #OpenZeppelin