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 ...

We’ve been asked by the Golem team to review and audit their new token code. We looked at their...

Security Audits

We’ve been asked by the Arcade City team to review and audit their new token code. We conducted the...

Security Audits

There are now 50+ projects that have raised a combined $250m+ issuing and selling their own tokens...

Security Insights

We’ve been asked by our friends at ether.camp to review the code for their soon-to-launch Hacker...

Security Audits

It all started in 2009 with Bitcoin and its underlying blockchain technology. For the first time in...

Security Insights

As you probably know, TheDAO hack was a tragic event for the Ethereum community. $50M USD were lost...

Security Insights

Before starting Smart Contract Solutions, we spent the previous 4 years working with blockchain...

Security Insights

Blockchain technology holds the great promise of enabling decentralized protocols, applications and...

Announcements Products

OpenZeppelin is a new smart contract development framework for the Ethereum Virtual Machine (EVM)...

Announcements Products

Learning Ethereum Smart Contract security is a very hard endeavor. There are few good guides and...

Products

Companies we’ve never heard of are IPO’ing before our very eyes. Instead of ringing the IPO bell...

Security Insights

a short guide to ease the way of future programmers learning Ethereum smart contract development.

Security Insights