Announcements
February 3, 2021
OpenZeppelin Contracts 3.4
OpenZeppelin Contracts 3.4 includes an ERC777 security fix for potential reentrancy issues in custom ERC777 extension, virtual view functions, ERC20 permit in drafts, Beacon proxy, and a Minimal Proxy (Clones) library.
October 26, 2020
Introducing OpenZeppelin Defender
Ship faster with lower risk. Automate your Ethereum operations to deliver high-quality products faster with less risk to users.
October 6, 2020
The State of Smart Contract Upgrades
The State of Smart Contract Upgrades - 2020 edition
A survey of the different Ethereum smart contract upgrade patterns and strategies from a technical viewpoint, plus a set of good practices and recommendations for upgrades management and governance.
August 18, 2020
New Tools to Securely Manage Smart Contract Upgrades
We have partnered with Truffle, Nomic Labs (buidler) and Gnosis Safe to release two plugins and a new app to securely deploy and manage upgradeable smart contracts.
June 18, 2020
Argent Vulnerability – Technical Report
A high-severity vulnerability in the Argent wallet would have allowed attackers to take over wallets with no guardians. User action would have been needed to prevent the takeover attack in less than 36 hours, which then would have opened an alternative Denial of Service (DoS) attack vector with potential to indefinitely freeze their funds.
April 2, 2020
Welcome Jonathan Alexander, OpenZeppelin’s new CTO
We are excited to announce that Jonathan Alexander is joining OpenZeppelin as CTO. OpenZeppelin is a technology company whose mission is to protect the core infrastructure of an open, global economy. Jonathan will play a critical role in making the cryptoeconomy safer by scaling and expanding OpenZeppelin’s suite of products and services.
October 22, 2019
Microsoft integrates OpenZeppelin Contracts into Microsoft Azure
We are excited to collaborate with Microsoft and announce the launch of the OpenZeppelin Audited Smart Contract library as part of the Microsoft Azure Blockchain Development Kit VSCode plugin!
August 16, 2019
Build your app with the Gas Station Network
The Gas Station Network, or GSN for short, is a decentralized solution for solving user onboarding to Ethereum applications. It allows you as an app developer to pay for your users' transactions...
August 6, 2019
GSN: The Ultimate Ethereum Onboarding Solution
Gas Station Network is an open-source service that allows developers to create unique decentralized applications that are indistinguishable from
July 22, 2019
Say Hi to OpenZeppelin, the Company
Today we are announcing our new company name and brand structure: OpenZeppelin. This change allows us to look deeply at our brand and at how it can better reflect who we are and where we’re headed as an organization.
February 3, 2021
OpenZeppelin Contracts 3.4
OpenZeppelin Contracts 3.4 includes an ERC777 security fix for potential reentrancy issues in…
October 26, 2020
Introducing OpenZeppelin Defender
Ship faster with lower risk. Automate your Ethereum operations to deliver high-quality products…
October 6, 2020
The State of Smart Contract Upgrades
The State of Smart Contract Upgrades - 2020 edition A survey of the different Ethereum smart…
August 18, 2020
New Tools to Securely Manage Smart Contract Upgrades
We have partnered with Truffle, Nomic Labs (buidler) and Gnosis Safe to release two plugins and a…
June 18, 2020
Argent Vulnerability – Technical Report
A high-severity vulnerability in the Argent wallet would have allowed attackers to take over…
April 2, 2020
Welcome Jonathan Alexander, OpenZeppelin’s new CTO
We are excited to announce that Jonathan Alexander is joining OpenZeppelin as CTO. OpenZeppelin is…
October 22, 2019
Microsoft integrates OpenZeppelin Contracts into Microsoft Azure
We are excited to collaborate with Microsoft and announce the launch of the OpenZeppelin Audited…
August 16, 2019
Build your app with the Gas Station Network
The Gas Station Network, or GSN for short, is a decentralized solution for solving user onboarding…
August 6, 2019
GSN: The Ultimate Ethereum Onboarding Solution
Gas Station Network is an open-source service that allows developers to create unique decentralized…
July 22, 2019
Say Hi to OpenZeppelin, the Company
Today we are announcing our new company name and brand structure: OpenZeppelin. This change allows…