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Featured Post

OpenZeppelin Relayers and Monitor are now Open Source

Introducing the alpha release of Open Source Relayers & Monitor for EVM networks, Solana, and Stellar. Get your hands on fully customizable, self-hosted dev tooling for secure onchain automation.

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OpenZeppelin Relayers and Monitor are now Open Source
All Announcements Security Audits Security Insights Products Events Case Study

Getting the most out of CREATE2

In this post, we’ll go in depth into the CREATE2 opcode and its uses in counterfactual...

Security Insights

Sign it like you mean it: creating and verifying Ethereum signatures

Recently, Zeppelin announced that it had joined the Gas Station Network Alliance, a new group...

Security Insights Products

Solidity Hot Reloading Using ZepKit

This post explains how to use ZepKit to enable hot reloading to save time when developing smart...

Security Insights Products

Technical Description of Critical Vulnerability in MakerDAO Governance

While working on an audit for the Coinbase team, we found a critical vulnerability in the DSChief...

Security Insights

MakerDAO Critical Vulnerability Notice

While working on an audit for the Coinbase team, we found a critical vulnerability in one of the...

Security Insights

A new wave of applications

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

Security Insights

Building Blocks

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

Security Insights Products

Follow this quality checklist before an audit

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

Security Insights

Testing real-world contract upgrades

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

Security Insights Products

EVM package deployment with ZeppelinOS—Part II

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

Security Insights Products

State of EVM Packages – End of 2018

Two months ago, we presented the EVM package standard as a means to securely share on-chain...

Security Insights

Toward a secure code ecosystem

This week started off with the finding of malicious code injected into a dependency of a popular...

Security Insights
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