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Featured Post

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 ...

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Doubling Down on Open Source Tools and Phasing Out Defender
All Announcements Security Audits Security Insights Products Events Case Study

ZeppelinOS Partners With ChainLink, the Market Leader in Trusted Oracles

The process of building and managing smart contracts is often complex, time-consuming, and prone to...

Announcements

Introducing Initial Launch Partners for ZeppelinOS

The rate of innovation in building decentralized applications is limited by the manual and...

Announcements

How We Can Improve the Structure of Founder’s Tokens

In A Path Toward Better Token Sales, we covered how token sales originally met a critical need in...

Security Insights

ZeppelinOS Development Roadmap Part Two: Kernel & Contract Development Tools

As mentioned in our Development Roadmap Part One, the smart contract industry is in urgent need of...

Announcements Products

Announcing ZeppelinOS Labs: A Space for Community Involvement

The foundational layer of ZeppelinOS is the Kernel: an on-chain set of libraries offering common...

Announcements Products

Designing the architecture for your Ethereum application

As you are beginning with Ethereum development, and after going through some of the many excellent...

Security Insights

A Gentle Introduction to Ethereum Programming, Part 2

This is the second part of our Ethereum introduction guide. If you haven’t read part 1, I highly...

Security Insights

A Gentle Introduction to Ethereum Programming, Part 1

Two months ago I was asked to build an Ethereum web application as a work test to join Zeppelin,...

Security Insights

ZeppelinOS Development Roadmap: Part One

We’ve already discussed the technical details of ZeppelinOS and published a first draft of the...

Announcements Products

Simple Token Sale Audit

The Simple Token team asked us to review and audit their Simple Token Sale contracts. We looked at...

Security Audits

The Parity Wallet Hack Reloaded

Today we witnessed a possible major attack on the Parity MultiSig contract. This follows a previous...

Security Audits Rust

UnikoinGold Token Audit

The CoinCircle team asked us to review and audit their UnikoinGold token and distribution...

Security Audits
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