Introducing OpenZeppelin Contracts v5.1

Account Abstraction's Impact on Security and User Experience

To simplify the lives of end users, this upgrade introduces new complexity into the blockchain...

Security Insights

The Notorious B.U.G. 👑 Digests

Welcome to The Notorious Bug Digests! This is a quarterly recollection of the most relevant bugs...

Security Insights

Base Developers Can Now Access OpenZeppelin’s Smart Contract Security

Base developers can now take advantage of a range of features for secure development made possible...

Announcements

Security Review ink! & cargo-contract

The security review of ink! and cargo-contract has been deemed successful, and no critical issues...

Security Audits

How to Ensure Web3 Users Are Safe from Zero Transfer Attacks

Phishing attacks however come not from finding an exploit in the code, but by manipulating the...

Announcements

ETHDenver 2023 OpenZeppelin Hackathon Bounty Winners

Security stays at the forefront of BUIDLers' development strategy for winning submissions at...

Events

Final Results – Blockchain Hacking Techniques of 2022 | Top 10

OpenZeppelin, in collaboration with the community of Web3 security experts, have documented the top...

Announcements

zkSync Fee Model and Token Bridge Audit

This audit focuses on the latest changes to the bootloader, described in our previous audit, the...

Security Audits L2's Solidity

zkSync | Layer 1 Diff Audit February

zkSync Era is a permissionless general-purpose ZK rollup that operates similarly to L1 blockchains...

Security Audits Solidity Rollup

EIP-4337 – Ethereum Account Abstraction Incremental Audit

EIP-4337 is a specification to add account abstraction functionality to the Ethereum mainnet...

Security Audits Solidity EIP

Compound Polygon Bridge Receiver Audit

OpenZeppelin recently audited Compound's Polygon Bridge Receiver and here we publish the results.

Announcements Security Audits Solidity Bridge

How Web3 Progressively Decentralizes using OpenZeppelin Governor

The ultimate goal is for many projects is to be governed entirely by user participation, but...

Products