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 Relayers and Monitor. Discover new features, and our expanded open ...

The Circle and Coinbase teams asked us to review and audit the minting contracts of the Centre...

Security Audits

Zeppelin and TabooKey bringing the Gas Station Network into production will be the culmination of...

Announcements

That’s a wrap! ETHDenver 2019 has just finished up, and while everyone is exhausted, we couldn’t be...

Events

The ZeppelinOS ZepKit is designed to be a one-stop shop for getting started with developing secure,...

Products

For the last few years, OpenZeppelin has been the standard for smart contract development....

Announcements Products

Few blockchain applications have real adoption. It’s a fact. Barely a few surpass the low hundreds...

Security Insights

A mental shortcut for thinking about EVM packages is to compare them to a package manager such as...

Security Insights Products

At OpenZeppelin we help protect the core infrastructure of open and decentralized applications. I’m...

Security Insights

Deploying to production can be a stressful experience, especially if you don’t have a proper suite...

Security Insights Products

¡Hola Zeppeliners! It’s that time again, when hackers, innovators, and Bufficorns converge on...

Events

Now that you’ve created your first EVM package, let’s go through the steps you would take to link...

In this section, we’ll make sure the contract we’ve deployed to our local network works by testing...

Security Insights Products