Past Events
Smart Contract Security Guidelines #2: Strategies for Secure Access Controls
Learn about strategies to consider when designing access controls in your system
Smart Contract Security Guidelines #1: The Dangers of Token Integration
The more DeFi layers we integrate and compose, the more careful we need to be. As the stack grows, so does systemic…
Indexing Smart Contracts with OpenZeppelin Subgraphs & The Graph
Creating dense Subgraphs is one of the most important aspects of indexing on-chain information. In this workshop we…
LATEST NEWS
Introducing OpenZeppelin Governor
Next Generation Smart Contract Governance: We are pleased to announce OpenZeppelin Governor, a critical governance offering released in Contracts 4.3
Introducing OpenZeppelin Subgraphs
We are thrilled to announce that OpenZeppelin Contracts will be integrating The Graph’s subgraphs, combining two of the most important building blocks of the open economy.
Introducing the OpenZeppelin Secure Development Series
Our latest speaker series, Secure Development is aimed to help improve security practices for the next generation of Solidity developers.
OpenZeppelin Contracts 4.2
This release introduces our latest work on governance contracts, gas cost reductions, new helper functions, and the ERC20Wrapper extension. In the future, we plan to release major governance features…
Developers Can Now Register and Manage Chainlink Keeper Jobs with OpenZeppelin Defender
We are excited to announce integrated support for the Chainlink Keepers Open Beta directly within the OpenZeppelin Defender platform—the leading security operations suite for Ethereum and EVM-based…
Moonbeam Integrates with OpenZeppelin to Provide Best-in-Class Security Tools to Developers
Moonbeam, the Ethereum-compatible smart contract platform on Polkadot, announced an integration with OpenZeppelin, an open-source framework to build secure smart contracts. This integration…
FEI Post Mortem
On Sunday May 2nd, 2021, the Fei Labs team identified an economic vulnerability that affected the Fei Protocol, which would have allowed an attacker to drain funds from the ETH-FEI Uniswap pool. The…
OpenZeppelin Contracts 4.1
This new release introduces UUPS proxies as a cheaper alternative to Transparent proxies. Additionally, a new ERC20 extension allows easy creation of tokens with built-in flash minting, and a new…
Introducing Contracts Wizard: An Interactive Contract Generator
Contracts Wizard is an interface to interactively build a contract out of components from OpenZeppelin Contracts. Select the kind of contract that you want (current support for ERC20 and ERC721), set…
OpenZeppelin Contracts 4.0
Due to the new built-in overflow checks in Solidity 0.8, which mark the end of the `SafeMath` era, this release of OpenZeppelin Contracts is a new major version of the library.
LATEST NEWS
Introducing OpenZeppelin Governor
Next Generation Smart Contract Governance: We are pleased to announce OpenZeppelin Governor, a critical governance offering released in Contracts 4.3
Introducing OpenZeppelin Subgraphs
We are thrilled to announce that OpenZeppelin Contracts will be integrating The Graph’s subgraphs, combining two of the most important building blocks of the open economy.
Introducing the OpenZeppelin Secure Development Series
Our latest speaker series, Secure Development is aimed to help improve security practices for the next generation of Solidity developers.
OpenZeppelin Contracts 4.2
This release introduces our latest work on governance contracts, gas cost reductions, new helper functions, and the ERC20Wrapper extension. In the future, we plan to release major governance features…
Developers Can Now Register and Manage Chainlink Keeper Jobs with OpenZeppelin Defender
We are excited to announce integrated support for the Chainlink Keepers Open Beta directly within the OpenZeppelin Defender platform—the leading security operations suite for Ethereum and EVM-based…
Moonbeam Integrates with OpenZeppelin to Provide Best-in-Class Security Tools to Developers
Moonbeam, the Ethereum-compatible smart contract platform on Polkadot, announced an integration with OpenZeppelin, an open-source framework to build secure smart contracts. This integration…
FEI Post Mortem
On Sunday May 2nd, 2021, the Fei Labs team identified an economic vulnerability that affected the Fei Protocol, which would have allowed an attacker to drain funds from the ETH-FEI Uniswap pool. The…
OpenZeppelin Contracts 4.1
This new release introduces UUPS proxies as a cheaper alternative to Transparent proxies. Additionally, a new ERC20 extension allows easy creation of tokens with built-in flash minting, and a new…
Introducing Contracts Wizard: An Interactive Contract Generator
Contracts Wizard is an interface to interactively build a contract out of components from OpenZeppelin Contracts. Select the kind of contract that you want (current support for ERC20 and ERC721), set…
OpenZeppelin Contracts 4.0
Due to the new built-in overflow checks in Solidity 0.8, which mark the end of the `SafeMath` era, this release of OpenZeppelin Contracts is a new major version of the library.
