Introducing OpenZeppelin Contracts v5.1

ZK-SNARKS & The Last Challenge Attack: Mind Your Fiat-Shamir!

OpenZeppelin recently identified a critical vulnerability during an audit of Linea‘s PLONK...

Security Insights

Arbitrary Address Spoofing Attack: ERC2771Context Multicall Public Disclosure

On Monday, December 4th, 2023 at 4 pm ET, OpenZeppelin received a security disclosure from the...

Security Insights

OpenZeppelin Security Analysis: UniswapX

In the evolving landscape of on-chain trading, UniswapX emerges with a unique design that...

Security Insights

Security Report: Top Incidents and Insights from April - June 2023

By shedding light on various vulnerabilities and risks, the OpenZeppelin Security Report aims to...

Security Insights

Cryptography 101: Building Blocks for Blockchain Security

Cryptography plays a crucial role in securing blockchain networks, ensuring the confidentiality,...

Security Insights

ChatGPT vs Ethernaut

GPT-4 was able to solve 19 out of the 23 challenges introduced before its training data cutoff date...

Security Insights

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

Defining Industry Standards for Custom Error Messages

Standardized errors allow users to expect a more consistent experience across applications or...

Security Insights

$15B Rugpull Vuln. in Convex Finance protocol Uncovered and Resolved

Anonymous team at Convex Finance collaborates with OpenZeppelin to secure the DeFi protocol and...

Security Insights Zero-Day Vuln

ANZ Bank's $30 million stablecoin transaction secured by OpenZeppelin

Transaction of A$DC token worth A$30 million secured by OpenZeppelin audit and technology.

Security Insights Financial Institution

Smart Contract Security Guidelines #2: Strategies for Secure Access Controls

Learn about strategies to consider when designing access controls in your system

Security Insights